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249 relations: Abavornis, Alan Feduccia, Albian, Alexornis, Altricial, Alula, Amber, Anchiornis, Ancient Greek, Antarctica, Antorbital fenestra, Aptian, Archaeopteryx, Argentina, Autapomorphy, Avemetatarsalia, Avialae, Avisauridae, Avisaurus, Bad Religion, Bajo de la Carpa Formation, Barremian, Barun Goyot Formation, Basal metabolic rate, Bauxitornis, Beetle, Bird, Bird flight, Bird-of-paradise, Bissekty Formation, Bohaiornis, Bohaiornithidae, Boluochia, Campanian, Camptodontus (beetle), Camptodontus (bird), Catenoleimus, Cathayornis, Cenomanian, China, Clade, Concornis, Confuciusornis, Coniacian, Convergent evolution, Coracoid, Cranial kinesis, Cratoavis, Cretaceous, Cretaceous–Paleogene boundary, ..., Crown group, Cruralispennia, Crustacean, Csehbánya Formation, Cuspirostrisornis, Cyril Walker (palaeontologist), Dalingheornis, Dapingfangornis, Dinosaur, Djadochta Formation, Dunhuangia, Early Cretaceous, Egg, Elbretornis, Elsornis, Embryo, Enantiophoenix, Enantiornis, Endotherm, Eoalulavis, Eocathayornis, Eoenantiornis, Eumeralla Formation, Euornithes, Evgenavis, Evgeny Kurochkin, Exoskeleton, Explorornis, Feitianius, Fledge, Flexomornis, Flight feather, Furcula, Gastrolith, Geological period, Gobipterygidae, Gobipteryx, Gracilornis, Grès à Reptiles, Greg Graffin, Gurilynia, Halimornis, Hatchling, Hauterivian, Hell Creek Formation, Hesperornithes, Histology, Homoplasy, Houornis, Huajiying Formation, Humerus, Huoshanornis, Iberomesornis, Ichthyornis, Ichthyosaur, Ilek Formation, Incertae sedis, Incolornis, Intiornis, Iridescence, Jehol Biota, Jeholornis, Jibeinia, Jiufotang Formation, Junornis, Kizylkumavis, La Bocana Roja Formation, Largirostrornis, Las Hoyas, Late Cretaceous, Lecho Formation, Lectavis, Lenesornis, Liaoning, Liaoningornis, Liaoxiornis, Lithornithidae, Longchengornis, Longipterygidae, Longipteryx, Longirostravis, Longusunguis, Luis M. Chiappe, Maastrichtian, Martinavis, Megapode, Melanosome, Mesozoic, Microraptor, Mongolia, Monotypic taxon, Mooreville Chalk, Myanmar, Mystiornis, Nanantius, Nemegt Formation, Neuquenornis, Noguerornis, Nomen dubium, Nomen nudum, Orbit (anatomy), Ornithothoraces, Ornithurae, Ossification, Palaeognathae, Parabohaiornis, Paraprotopteryx, Paraves, Patagium, Paul Sereno, Pengornis, Pengornithidae, Phylogenetic nomenclature, Phylogenetics, Pitta, Postorbital bone, Precocial, Premaxilla, Protopteryx, Province of Cuenca, Pterosaur, Pygostyle, Qiliania, Quadrate bone, Quadratojugal bone, Rapaxavis, Roller, Romania, Sankar Chatterjee, Santana Formation, Santonian, Sapeornis, Sapsucker, Sazavis, Scapula, Shanweiniao, Shengjingornis, Shenqiornis, Shoulder, Sinornis, Skull, Soroavisaurus, Spain, Sparrow, Squamosal bone, Starling, Sternum, Sulcavis, Synsacrum, Tarsometatarsal joints, Tarsometatarsus, Theropoda, Tibiotarsus, Toolebuc Formation, Tooth enamel, Trogon, Turonian, Two Medicine Formation, Vescornis, Wonthaggi Formation, Woodbine Formation, Woodpecker, Xiagou Formation, Xiangornis, Yijinholuo Formation, Yixian Formation, Yungavolucris, Zhouornis, 1974 in paleontology, 1976 in paleontology, 1981 in paleontology, 1984 in paleontology, 1985 in paleontology, 1986 in paleontology, 1989 in paleontology, 1992 in paleontology, 1993 in paleontology, 1994 in paleontology, 1995 in paleontology, 1996 in paleontology, 1997 in paleontology, 1998 in paleontology, 1999 in paleontology, 2000 in paleontology, 2001 in paleontology, 2002 in paleontology, 2004 in paleontology, 2006 in paleontology, 2007 in paleontology, 2008 in paleontology, 2009 in paleontology, 2010 in paleontology, 2011 in paleontology, 2012 in paleontology, 2013 in paleontology, 2014 in paleontology, 2015 in paleontology, 2016 in paleontology, 2017 in paleontology. Expand index (199 more) »
Abavornis
Abavornis is the name given to a genus of primitive birds from the Late Cretaceous, containing the single species A. bonaparti (named in honor of the Argentine paleontologist José Bonaparte).
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Alan Feduccia
John Alan Feduccia (born 25 April 1943) is a paleornithologist, specializing in the origins and phylogeny of birds.
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Albian
The Albian is both an age of the geologic timescale and a stage in the stratigraphic column.
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Alexornis
Alexornis is a genus of enantiornithine birds from the Bocana Roja Formation of Baja California, Mexico.
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Altricial
In biology, altricial species are those in which the young are incapable of moving around on their own soon after hatching or being born.
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Alula
The alula, or bastard wing, (plural alulae) is a small projection on the anterior edge of the wing of modern birds and a few non-avian dinosaurs.
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Amber
Amber is fossilized tree resin, which has been appreciated for its color and natural beauty since Neolithic times.
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Anchiornis
Anchiornis is a type of small, four-winged paravian dinosaur.
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Ancient Greek
The Ancient Greek language includes the forms of Greek used in ancient Greece and the ancient world from around the 9th century BC to the 6th century AD.
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Antarctica
Antarctica is Earth's southernmost continent.
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Antorbital fenestra
An antorbital fenestra (plural: fenestrae) is an opening in the skull that is in front of the eye sockets.
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Aptian
The Aptian is an age in the geologic timescale or a stage in the stratigraphic column.
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Archaeopteryx
Archaeopteryx, meaning "old wing" (sometimes referred to by its German name Urvogel ("original bird" or "first bird")), is a genus of bird-like dinosaurs that is transitional between non-avian feathered dinosaurs and modern birds.
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Argentina
Argentina, officially the Argentine Republic (República Argentina), is a federal republic located mostly in the southern half of South America.
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Autapomorphy
In phylogenetics, an autapomorphy is a distinctive feature, known as a derived trait, that is unique to a given taxon.
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Avemetatarsalia
Avemetatarsalia (meaning "bird metatarsals") is a clade name established by British palaeontologist Michael Benton in 1999 for all crown group archosaurs that are closer to birds than to crocodiles.
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Avialae
Avialae ("bird wings") is a clade of flying dinosaurs containing their only living representatives, the birds.
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Avisauridae
Avisauridae is a family of extinct enantiornithean birds from the Cretaceous period, distinguished by several features of their ankle bones.
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Avisaurus
Avisaurus (meaning "bird lizard") is a genus of enantiornithine bird from the Late Cretaceous of North America.
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Bad Religion
Bad Religion is an American punk rock band that formed in Los Angeles, California, in 1980.
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Bajo de la Carpa Formation
The Bajo de la Carpa Formation is a geologic formation that outcrops in Patagonia, in the provinces of Río Negro and Neuquén, Argentina.
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Barremian
The Barremian is an age in the geologic timescale (or a chronostratigraphic stage) between 129.4 ± 1.5 Ma (million years ago) and 125.0 ± 1.0 Ma). It is a subdivision of the Early Cretaceous epoch (or Lower Cretaceous series). It is preceded by the Hauterivian and followed by the Aptian stage.See Gradstein et al. (2004) or the online geowhen database (link below).
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Barun Goyot Formation
The Barun Goyot Formation (West Goyot Formation) is a geological formation dating to the Late Cretaceous Period.
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Basal metabolic rate
Basal metabolic rate (BMR) is the rate of energy expenditure per unit time by endothermic animals at rest.
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Bauxitornis
Bauxitornis is an extinct genus of avisaurid enantiornithean birds which lived in what is now Hungary during the late Cretaceous period (Santonian age).
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Beetle
Beetles are a group of insects that form the order Coleoptera, in the superorder Endopterygota.
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Bird
Birds, also known as Aves, are a group of endothermic vertebrates, characterised by feathers, toothless beaked jaws, the laying of hard-shelled eggs, a high metabolic rate, a four-chambered heart, and a strong yet lightweight skeleton.
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Bird flight
Bird flight is the primary mode of locomotion used by most bird species.
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Bird-of-paradise
The birds-of-paradise are members of the family Paradisaeidae of the order Passeriformes.
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Bissekty Formation
The Bissekty Formation (sometimes referred to as Bissekt) is situated in the Kyzyl Kum desert of Uzbekistan, and dates from the late Cretaceous Period.
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Bohaiornis
Bohaiornis is a genus of enantiornithean birds.
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Bohaiornithidae
Bohaiornithidae is a group of early predatory enantiornitheans from the early Cretaceous Period of China.
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Boluochia
Boluochia zhengi was an enantiornithine bird.
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Campanian
The Campanian is, in the ICS' geologic timescale, the fifth of six ages of the Late Cretaceous epoch (or, in chronostratigraphy: the fifth of six stages in the Upper Cretaceous series).
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Camptodontus (beetle)
Camptodontus is a genus of beetles in the family Carabidae, containing the following species.
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Camptodontus (bird)
"Camptodontus" (meaning "bent tooth") is an extinct genus of enantiornithine bird which existed in what is now Chaoyang in Liaoning Province, China during the early Cretaceous period (Aptian age).
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Catenoleimus
Catenoleimus is a prehistoric bird genus from the Late Cretaceous.
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Cathayornis
Cathayornis is a genus of enantiornithean birds from the Jiufotang Formation of Liaoning, People's Republic of China.
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Cenomanian
The Cenomanian is, in the ICS' geological timescale the oldest or earliest age of the Late Cretaceous epoch or the lowest stage of the Upper Cretaceous series.
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China
China, officially the People's Republic of China (PRC), is a unitary one-party sovereign state in East Asia and the world's most populous country, with a population of around /1e9 round 3 billion.
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Clade
A clade (from κλάδος, klados, "branch"), also known as monophyletic group, is a group of organisms that consists of a common ancestor and all its lineal descendants, and represents a single "branch" on the "tree of life".
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Concornis
Concornis is a genus of enantiornithean birds which lived during the early Cretaceous period, in the late Barremian age about 125 million years ago.
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Confuciusornis
Confuciusornis is a genus of primitive crow-sized birds from the Early Cretaceous Yixian and Jiufotang Formations of China, dating from 125 to 120 million years ago.
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Coniacian
The Coniacian is an age or stage in the geologic timescale.
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Convergent evolution
Convergent evolution is the independent evolution of similar features in species of different lineages.
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Coracoid
A coracoid is a paired bone which is part of the shoulder assembly in all vertebrates except therian mammals (therians.
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Cranial kinesis
Cranial kinesis is the term for significant movement of skull bones relative to each other in addition to movement at the joint between the upper and lower jaw.
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Cratoavis
Cratoavis is a genus of enantiornithine birds.
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Cretaceous
The Cretaceous is a geologic period and system that spans 79 million years from the end of the Jurassic Period million years ago (mya) to the beginning of the Paleogene Period mya.
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Cretaceous–Paleogene boundary
The Cretaceous–Paleogene (K–Pg) boundary, formerly known as the Cretaceous–Tertiary (K-T) boundary, is a geological signature, usually a thin band of rock.
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Crown group
In phylogenetics, the crown group of a collection of species consists of the living representatives of the collection together with their ancestors back to their most recent common ancestor as well as all of that ancestor's descendants.
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Cruralispennia
Cruralispennia is an extinct genus of enantiornithean bird.
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Crustacean
Crustaceans (Crustacea) form a large, diverse arthropod taxon which includes such familiar animals as crabs, lobsters, crayfish, shrimp, krill, woodlice, and barnacles.
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Csehbánya Formation
The Csehbánya Formation is a fossil-rich Hungarian geological formation that dates from Santonian stage (around 85 million years ago) of the Late Cretaceous.
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Cuspirostrisornis
Cuspirostrisornis is a genus of enantiornithean bird.
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Cyril Walker (palaeontologist)
Cyril Alexander Walker (8 February 1939 – 6 May 2009) was a British palaeontologist, curator of fossil birds in the Natural History Museum.
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Dalingheornis
Dalingheornis is a genus of enantiornithean birds which lived during the early Cretaceous period, about 122 Ma ago, and are known from a single juvenile fossil found in the upper part of the Yixian Formation at Dawangzhangzi, Liaoning province, People's Republic of China.
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Dapingfangornis
Dapingfangornis was an enantiornithine bird.
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Dinosaur
Dinosaurs are a diverse group of reptiles of the clade Dinosauria.
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Djadochta Formation
The Djadochta Formation (sometimes transcribed Djadokhta) is a geological formation situated in central Asia (Gobi Desert), dating from the Late Cretaceous Period.
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Dunhuangia
Dunhuangia is a bird genus, belonging to the Enantiornithes, which during the Early Cretaceous lived in the area of present China.
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Early Cretaceous
The Early Cretaceous/Middle Cretaceous (geochronological name) or the Lower Cretaceous (chronostratigraphic name), is the earlier or lower of the two major divisions of the Cretaceous.
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Egg
An egg is the organic vessel containing the zygote in which an animal embryo develops until it can survive on its own; at which point the animal hatches.
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Elbretornis
Elbretornis is an extinct genus of enantiornithine which existed in what is now Salta Province, Argentina during the late Cretaceous period.
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Elsornis
Elsornis is a genus of enantiornithine bird.
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Embryo
An embryo is an early stage of development of a multicellular diploid eukaryotic organism.
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Enantiophoenix
Enantiophoenix is a genus of enantiornithine birds.
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Enantiornis
Enantiornis is a genus of enantiornithine birds.
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Endotherm
An endotherm (from Greek ἔνδον endon "within" and θέρμη thermē "heat") is an organism that maintains its body at a metabolically favorable temperature, largely by the use of heat set free by its internal bodily functions instead of relying almost purely on ambient heat.
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Eoalulavis
Eoalulavis (from the Ancient Greek: ''Éōs'', "dawn"; alula, "bastard wing"; avis, "bird") is a monotypic genus of enantiornithean bird that lived during the Barremian, in the Lower Cretaceous around 125 million years ago.
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Eocathayornis
Eocathayornis is a genus of enantiornithean birds that was probably more basal or "primitive" than related genera Sinornis and Cathayornis.
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Eoenantiornis
Eoenantiornis is a genus of enantiornithean birds which lived during the early Cretaceous period (124.6 Ma ago).
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Eumeralla Formation
The Eumeralla Formation is a geological formation in Victoria, Australia whose strata date back to the Early Cretaceous.
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Euornithes
Euornithes (from Greek ευόρνιθες meaning "true birds") is a natural group which includes the most recent common ancestor of all avialans closer to modern birds than to Sinornis.
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Evgenavis
Evgenavis is a genus of extinct basal bird that lived from the Barremian to the Aptian.
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Evgeny Kurochkin
Yevgeny Nikolayevich Kurochkin (Евгений Николаевич Курочкин; 12 July 1940 - 13 December 2011) was a Russian paleornithologist at the Paleontological Institute of the Russian Academy of Sciences.
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Exoskeleton
An exoskeleton (from Greek έξω, éxō "outer" and σκελετός, skeletós "skeleton") is the external skeleton that supports and protects an animal's body, in contrast to the internal skeleton (endoskeleton) of, for example, a human.
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Explorornis
No description.
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Feitianius
Feitianius is a bird genus, belonging to the Enantiornithes, that during the Early Cretaceous lived in the area of modern China.
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Fledge
Fledging is the stage in a volant animal's life between hatching or parturition and flight.
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Flexomornis
Flexomornis (meaning "flexed shoulder bird") is a genus of enantiornithine birds known from fossils found in Texas rocks belonging to the Woodbine Formation (Lewisville Member) dating to the middle Cenomanian age of the late Cretaceous period.
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Flight feather
Flight feathers (Pennae volatus) are the long, stiff, asymmetrically shaped, but symmetrically paired pennaceous feathers on the wings or tail of a bird; those on the wings are called remiges, singular remex, while those on the tail are called rectrices, singular rectrix.
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Furcula
The furcula ("little fork" in Latin) or wishbone is a forked bone found in birds and some dinosaurs, and is formed by the fusion of the two clavicles.
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Gastrolith
A gastrolith, also called a stomach stone or gizzard stones, is a rock held inside a gastrointestinal tract.
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Geological period
A geological period is one of several subdivisions of geologic time enabling cross-referencing of rocks and geologic events from place to place.
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Gobipterygidae
Gobipterygidae is a family of extinct enantiornithine birds known from the Cretaceous of Asia.
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Gobipteryx
Gobipteryx (from Gobi, Greek pteron “wing”) is a genus of prehistoric bird from the Campanian Age of the Late Cretaceous Period.
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Gracilornis
Gracilornis is an extinct genus of early bird from the lower Cretaceous (Aptian stage).
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Grès à Reptiles
Grès à Reptiles is a French geologic formation in the ''département'' of Var preserving the remains of several types of dinosaurs and other extinct organisms.
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Greg Graffin
Gregory Walter Graffin, Ph.D. (born November 6, 1964) is an American punk rock singer-songwriter, multi-instrumentalist, college lecturer, and author.
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Gurilynia
Gurilynia is a genus of enantiornithine birds.
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Halimornis
Halimornis was an enantiornithine bird.
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Hatchling
In oviparious biology, a hatchling is a newly hatched fish, amphibian, reptile, or bird.
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Hauterivian
The Hauterivian is, in the geologic timescale, an age in the Early Cretaceous epoch or a stage in the Lower Cretaceous series.
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Hell Creek Formation
The Hell Creek Formation is an intensively-studied division of mostly Upper Cretaceous and some lower Paleocene rocks in North America, named for exposures studied along Hell Creek, near Jordan, Montana.
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Hesperornithes
Hesperornithes is an extinct and highly specialized group of aquatic avialans closely related to the ancestors of modern birds.
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Histology
Histology, also microanatomy, is the study of the anatomy of cells and tissues of plants and animals using microscopy.
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Homoplasy
Homoplasy in biological systematics is when a trait has been gained or lost independently in separate lineages during evolution.
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Houornis
Houornis is a genus of enantiornithean birds from the Jiufotang Formation of Liaoning, People's Republic of China.
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Huajiying Formation
The Huajiying Formation is a geological formation in Hebei, People's Republic of China.
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Humerus
The humerus (plural: humeri) is a long bone in the arm or forelimb that runs from the shoulder to the elbow.
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Huoshanornis
Huoshanornis is a genus of enantiornithine birds which existed in what is now Jiufotang Formation of Western Liaoning Province, China during the early Cretaceous period.
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Iberomesornis
Iberomesornis ("Spanish intermediate bird") is a monotypic genus of enantiornithine bird of the Cretaceous of Spain.
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Ichthyornis
Ichthyornis (meaning "fish bird", after its fish-like vertebrae) was a genus of toothed seabird-like ornithuran from the late Cretaceous period of North America.
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Ichthyosaur
Ichthyosaurs (Greek for "fish lizard" – ιχθυς or ichthys meaning "fish" and σαυρος or sauros meaning "lizard") are large marine reptiles.
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Ilek Formation
The Ilek Formation is a Lower Cretaceous geologic formation in Western Siberia.
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Incertae sedis
Incertae sedis (Latin for "of uncertain placement") is a term used for a taxonomic group where its broader relationships are unknown or undefined.
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Incolornis
No description.
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Intiornis
Intiornis is an extinct genus of avisaurid enantiornithean birds which existed in what is now North-West Argentina during the late Cretaceous period (Campanian age).
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Iridescence
Iridescence (also known as goniochromism) is the phenomenon of certain surfaces that appear to gradually change colour as the angle of view or the angle of illumination changes.
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Jehol Biota
The Jehol Biota includes all the living organisms – the ecosystem – of northeastern China between 133 and 120 million years ago.
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Jeholornis
Jeholornis (meaning "Jehol bird") is a genus of avialans that lived between approximately 122 and 120 million years ago during the early Cretaceous Period in China.
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Jibeinia
Jibeinia is a genus of enantiornithean bird.
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Jiufotang Formation
The Jiufotang Formation (Chinese: 九佛堂组, pinyin: jiǔfótáng zǔ) is an Early Cretaceous geological formation in Chaoyang, Liaoning which has yielded fossils of feathered dinosaurs, primitive birds, pterosaurs, and other organisms (see Jehol Biota).
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Junornis
Junornis is a bird genus, belonging to the Enantiornithes, that during the Early Cretaceous lived in the area of present China.
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Kizylkumavis
Kizylkumavis is a genus of enantiornithine birds which lived during the Late Cretaceous and is known from fossils found in the Bissekty Formation of the Kyzyl Kum, Uzbekistan.
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La Bocana Roja Formation
La Bocana Roja Formation is a geological formation in Baja California, Mexico whose strata date back to the Late Cretaceous.
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Largirostrornis
Largirostrornis is a genus of enantiornithean bird.
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Las Hoyas
Las Hoyas is a Cretaceous Konservat-Lagerstätten located near the city of Cuenca, Spain.
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Late Cretaceous
The Late Cretaceous (100.5–66 Ma) is the younger of two epochs into which the Cretaceous period is divided in the geologic timescale.
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Lecho Formation
The Lecho Formation is a geological formation in Jujuy Province and Salta Province of northwestern Argentina.
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Lectavis
Lectavis is a genus of enantiornithine birds.
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Lenesornis
No description.
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Liaoning
Liaoning is a province of China, located in the northeast of the country.
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Liaoningornis
Liaoningornis (meaning "bird of Liaoning" in Greek) is a genus of bird from Lower Cretaceous China.
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Liaoxiornis
Liaoxiornis is a dubious genus of enantiornithine bird.
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Lithornithidae
Lithornithidae is an extinct, possibly paraphyletic (but see below) clade of early paleognath birds.
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Longchengornis
Longchengornis is a genus of enantiornithean birds which lived during the early Cretaceous Period, about 120 mya, and is known from a fossil found in the Jiufotang Formation in Liaoning province, People's Republic of China.
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Longipterygidae
Longipterygidae is a family of early enantiornithean birds from the early Cretaceous Period of China.
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Longipteryx
Longipteryx is a genus of prehistoric bird which lived during the Early Cretaceous (Aptian stage, 120.3 million years ago).
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Longirostravis
Longirostravis is a genus of enantiornithean birds which existed during the early Cretaceous period (around 125 million years ago) and is known from fossils found in the middle or upper Yixian Formation in Yixian County, People's Republic of China.
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Longusunguis
Longusunguis is an extinct genus of bohaiornithid enantiornithean dinosaur known from the Early Cretaceous of Liaoning Province, northeastern China.
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Luis M. Chiappe
Luis María Chiappe is an Argentine paleontologist born in Buenos Aires who is best known for his discovery of the first sauropod nesting sites in the badlands of Patagonia in 1997.
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Maastrichtian
The Maastrichtian is, in the ICS geologic timescale, the latest age (uppermost stage) of the Late Cretaceous epoch or Upper Cretaceous series, the Cretaceous period or system, and of the Mesozoic era or erathem.
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Martinavis
Martinavis is a genus of enantiornithine birds which existed in what is now southern France, North America and Salta Province, Argentina during the late Cretaceous period.
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Megapode
The megapodes, also known as incubator birds or mound-builders, are stocky, medium-large, chicken-like birds with small heads and large feet in the family Megapodiidae.
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Melanosome
A melanosome is an organelle found in animal cells and is the site for synthesis, storage and transport of melanin, the most common light-absorbing pigment found in the animal kingdom.
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Mesozoic
The Mesozoic Era is an interval of geological time from about.
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Microraptor
Microraptor (Greek, μικρός, mīkros: "small"; Latin, raptor: "one who seizes") was a genus of small, four-winged paravian dinosaurs.
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Mongolia
Mongolia (Monggol Ulus in Mongolian; in Mongolian Cyrillic) is a landlocked unitary sovereign state in East Asia.
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Monotypic taxon
In biology, a monotypic taxon is a taxonomic group (taxon) that contains only one immediately subordinate taxon.
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Mooreville Chalk
The Mooreville Chalk is a geological formation in North America, within the U.S. states of Alabama and Mississippi.
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Myanmar
Myanmar, officially the Republic of the Union of Myanmar and also known as Burma, is a sovereign state in Southeast Asia.
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Mystiornis
Mystiornis is an extinct genus of bird which existed in what is now western Siberia, Russia during the early Cretaceous period (Barremian/Aptian age).
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Nanantius
Nanantius is a genus of extinct presumably enantiornithean avialan ("bird" in the broad sense of the word) known from the Early Cretaceous (Albian, c. 100-112 mya) of Australia.
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Nemegt Formation
The Nemegt Formation (or Nemegtskaya Svita) is a geological formation in the Gobi Desert of Mongolia, dating to the Late Cretaceous.
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Neuquenornis
Neuquenornis volansChiappe, Luis M.,Calvo, Jorge O. (1994) "Neuquenornis volans, a New Late Cretaceous Bird (Enantiornithes: Avisauridae) from Patagonia, Argentina""Journal of Vertebrate Paleontology" Vol.
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Noguerornis
Noguerornis is a genus of enantiornithine bird possibly related to Iberomesornis.
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Nomen dubium
In zoological nomenclature, a nomen dubium (Latin for "doubtful name", plural nomina dubia) is a scientific name that is of unknown or doubtful application.
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Nomen nudum
The phrase nomen nudum (plural nomina nuda) is a Latin term, meaning "naked name", used in taxonomy (especially in zoological and botanical nomenclature).
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Orbit (anatomy)
In anatomy, the orbit is the cavity or socket of the skull in which the eye and its appendages are situated.
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Ornithothoraces
Ornithothoraces is a group of avialans that includes all enantiornithes ("opposite birds") and the euornithes ("true birds"), which includes modern birds and their closest ancestors.
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Ornithurae
Ornithurae (meaning "bird tails" in Greek) is a natural group which includes the common ancestor of Ichthyornis, Hesperornis, and all modern birds as well as all other descendants of that common ancestor.
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Ossification
Ossification (or osteogenesis) in bone remodeling is the process of laying down new bone material by cells called osteoblasts.
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Palaeognathae
Palaeognathae, or paleognaths, is one of the two living clades of birds – the other being Neognathae.
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Parabohaiornis
Parabohaiornis is an extinct genus of bohaiornithid enantiornithean dinosaur known from the Early Cretaceous of Liaoning Province, northeastern China.
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Paraprotopteryx
Paraprotopteryx is a genus of enantiornithean birds from the Mesozoic of China.
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Paraves
Paraves are a widespread group of theropod dinosaurs that originated in the Late Jurassic period.
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Patagium
The patagium (plural: patagia) is a membranous structure that assists an animal in gliding or flight.
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Paul Sereno
Paul Callistus Sereno (born October 11, 1957) is a professor of paleontology at the University of Chicago and a National Geographic "explorer-in-residence" who has discovered several new dinosaur species on several continents, including at sites in Inner Mongolia, Argentina, Morocco and Niger.
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Pengornis
Pengornis is the largest known enantiornithine bird from the Early Cretaceous of northeast China.
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Pengornithidae
Pengornithidae is a group of early enantiornithines from the early Cretaceous Period of China.
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Phylogenetic nomenclature
Phylogenetic nomenclature, often called cladistic nomenclature, is a method of nomenclature for taxa in biology that uses phylogenetic definitions for taxon names as explained below.
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Phylogenetics
In biology, phylogenetics (Greek: φυλή, φῦλον – phylé, phylon.
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Pitta
Pittas are a family, Pittidae, of passerine birds mainly found in tropical Asia and Australasia, although a couple of species live in Africa.
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Postorbital bone
The postorbital is one of the bones in vertebrate skulls which forms a portion of the dermal skull roof and, sometimes, a ring about the orbit.
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Precocial
In biology, precocial species are those in which the young are relatively mature and mobile from the moment of birth or hatching.
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Premaxilla
The premaxilla (or praemaxilla) is one of a pair of small cranial bones at the very tip of the upper jaw of many animals, usually, but not always, bearing teeth.
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Protopteryx
Protopteryx is an extinct genus of bird and the most primitive enantiornithean, from the Cretaceous period.
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Province of Cuenca
Cuenca is one of the five provinces of the autonomous community of Castilla-La Mancha.
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Pterosaur
Pterosaurs (from the Greek πτερόσαυρος,, meaning "winged lizard") were flying reptiles of the extinct clade or order Pterosauria.
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Pygostyle
Pygostyle describes a skeletal condition in which the final few caudal vertebrae are fused into a single ossification, supporting the tail feathers and musculature.
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Qiliania
Qiliania (from the Xiongnu qilian, "heaven") is an extinct genus of early bird from the lower Cretaceous (Aptian stage) about 120 million years ago.
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Quadrate bone
The quadrate bone is part of a skull in most tetrapods, including amphibians, sauropsids (reptiles, birds), and early synapsids.
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Quadratojugal bone
The quadratojugal is a small jaw bone that is present in most amphibians, reptiles and birds, but has been lost in mammals.
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Rapaxavis
Rapaxavis a genus of enantiornithean bird.
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Roller
The rollers are an Old World family, Coraciidae, of near passerine birds.
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Romania
Romania (România) is a sovereign state located at the crossroads of Central, Eastern, and Southeastern Europe.
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Sankar Chatterjee
Sankar Chatterjee is a paleontologist, and is the Paul W. Horn Professor of Geosciences at Texas Tech University and Curator of Paleontology at the Museum of Texas Tech University.
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Santana Formation
The Santana Formation is a geologic Lagerstätte (undisturbed fossil accumulation) in northeastern Brazil's Araripe Basin where the states of Pernambuco, Piauí and Ceará come together.
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Santonian
The Santonian is an age in the geologic timescale or a chronostratigraphic stage.
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Sapeornis
Sapeornis is a type of avialan which lived during the early Cretaceous period (late Aptian to early Albian, roughly 125-120 mya).
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Sapsucker
The sapsuckers are four species of North American woodpeckers in the genus Sphyrapicus.
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Sazavis
Sazavis was an enantiornithine bird from the Late Cretaceous.
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Scapula
In anatomy, the scapula (plural scapulae or scapulas; also known as shoulder bone, shoulder blade or wing bone) is the bone that connects the humerus (upper arm bone) with the clavicle (collar bone).
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Shanweiniao
Shanweiniao is a genus of long-snouted enantiornithean birds from Early Cretaceous China.
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Shengjingornis
Shengjingornis is a genus of enantiornithean bird known from the Early Cretaceous of Jinzhou, western Liaoning, China.
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Shenqiornis
Shenqiornis is a bird genus of the Enantiornithes.
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Shoulder
The human shoulder is made up of three bones: the clavicle (collarbone), the scapula (shoulder blade), and the humerus (upper arm bone) as well as associated muscles, ligaments and tendons.
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Sinornis
Sinornis is a genus of enantiornithean birds from the Lower Cretaceous Jiufotang Formation of the People's Republic of China.
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Skull
The skull is a bony structure that forms the head in vertebrates.
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Soroavisaurus
Soroavisaurus is a genus of enantiornithine birds related to Avisaurus.
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Spain
Spain (España), officially the Kingdom of Spain (Reino de España), is a sovereign state mostly located on the Iberian Peninsula in Europe.
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Sparrow
Sparrows are a family of small passerine birds.
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Squamosal bone
The squamosal is a bone of the head of higher vertebrates.
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Starling
Starlings are small to medium-sized passerine birds in the family Sturnidae.
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Sternum
The sternum or breastbone is a long flat bone located in the center of the chest.
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Sulcavis
Sulcavis is a genus of enantiornithine bird.
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Synsacrum
The synsacrum is a skeletal structure of birds and other dinosaurs, in which the sacrum is extended by incorporation of additional fused or partially fused caudal or lumbar vertebrae.
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Tarsometatarsal joints
The tarsometatarsal joints (Lisfranc joints) are arthrodial joints in the foot.
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Tarsometatarsus
The tarsometatarsus is a bone that is only found in the lower leg of birds and certain non-avian dinosaurs.
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Theropoda
Theropoda (or, from Greek θηρίον "wild beast" and πούς, ποδός "foot") or theropods are a dinosaur suborder characterized by hollow bones and three-toed limbs.
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Tibiotarsus
The tibiotarsus is the large bone between the femur and the tarsometatarsus in the leg of a bird.
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Toolebuc Formation
The Toolebuc Formation is a geological formation that extends from Queensland across South Australia and the Northern Territory in Australia, whose strata date back to the Albian stage of the Early Cretaceous.
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Tooth enamel
Tooth enamel is one of the four major tissues that make up the tooth in humans and many other animals, including some species of fish.
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Trogon
The trogons and quetzals are birds in the order Trogoniformes which contains only one family, the Trogonidae.
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Turonian
The Turonian is, in the ICS' geologic timescale, the second age in the Late Cretaceous epoch, or a stage in the Upper Cretaceous series.
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Two Medicine Formation
The Two Medicine Formation is a geologic formation, or rock body, that was deposited between 83.5 ± 0.7 Ma and 70.6 ± 3.4 Ma (million years ago), during Campanian (Late Cretaceous) time, and is located in northwestern Montana and southern Alberta.
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Vescornis
Vescornis is a genus of enantiornithine bird.
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Wonthaggi Formation
The Wonthaggi Formation is a geological formation in Victoria, Australia whose strata date back to the Early Cretaceous.
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Woodbine Formation
The Woodbine Group is a geological formation in east Texas whose strata date back to the Early to Middle Cenomanian age of the Late Cretaceous.
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Woodpecker
Woodpeckers are part of the family Picidae, a group of near-passerine birds that also consist of piculets, wrynecks, and sapsuckers.
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Xiagou Formation
The Xiagou Formation is the middle strata of the Xinminpu Group.
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Xiangornis
Xiangornis is an enantiornithine bird from the Lower Cretaceous of Western Liaoning, China.
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Yijinholuo Formation
The Yijinholuo Formation is a geological formation in Inner Mongolia, China whose strata date back to the Early Cretaceous.
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Yixian Formation
The Yixian Formation is a geological formation in Jinzhou, Liaoning, People's Republic of China, that spans 11 million years during the early Cretaceous period.
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Yungavolucris
Yungavolucris is a genus of enantiornithean birds.
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Zhouornis
Zhouornis is an extinct genus of enantiornithine dinosaur known from the Early Cretaceous Jehol Group (Aptian stage) of western Liaoning Province, northeastern China.
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1974 in paleontology
No description.
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1976 in paleontology
Data courtesy of George Olshevsky's dinosaur genera list.
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1981 in paleontology
Data courtesy of George Olshevsky's dinosaur genera list.
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1984 in paleontology
Willi Ziegler and Charles A. Sandberg described the conodont genus Alternognathus.
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1985 in paleontology
No description.
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1986 in paleontology
Data courtesy of George Olshevsky's dinosaur genera list.
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1989 in paleontology
German paleontologist and stratigrapher Heinz Walter Kozur (1942-2013) described the conodont genus Mesogondolella.
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1992 in paleontology
No description.
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1993 in paleontology
Data courtesy of George Olshevsky's dinosaur genera list.
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1994 in paleontology
No description.
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1995 in paleontology
No description.
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1996 in paleontology
No description.
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1997 in paleontology
No description.
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1998 in paleontology
No description.
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1999 in paleontology
No description.
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2000 in paleontology
Data courtesy of George Olshevsky's dinosaur genera list.
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2001 in paleontology
Data courtesy of George Olshevsky's dinosaur genera list.
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2002 in paleontology
Willi Ziegler IA Bardashev and K Weddige described the conodont genus Eolinguipolygnathus.
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2004 in paleontology
Data courtesy of George Olshevsky's dinosaur genera list.
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2006 in paleontology
No description.
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2007 in paleontology
No description.
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2008 in paleontology
No description.
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2009 in paleontology
Three new species of extinct Octopoda discovered in 2009.
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2010 in paleontology
As science becomes more collaborative, papers with large numbers of authors are becoming more common.
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2011 in paleontology
As science becomes more collaborative, papers with large numbers of authors are becoming more common.
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2012 in paleontology
Note: In 2012 International Code of Zoological Nomenclature was amended, with new regulations allowing the publication of new names and nomenclatural acts in zoology after 2011 in works "produced in an edition containing simultaneously obtainable copies by a method that assures (...) widely accessible electronic copies with fixed content and layout", provided that the work is registered in ZooBank before it is published, the work itself states the date of publication with evidence that registration has occurred, and the ZooBank registration states both the name of an electronic archive intended to preserve the work and the ISSN or ISBN associated with the work.
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2013 in paleontology
No description.
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2014 in paleontology
No description.
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2015 in paleontology
No description.
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2016 in paleontology
No description.
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2017 in paleontology
No description.
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Redirects here:
Enanitiornithine, Enantiornithe, Enantiornithean, Enantiornitheans, Enantiornithine, Enantiornithines, Euenantiornithes, Opposite bird, Opposite birds.
References
[1] https://en.wikipedia.org/wiki/Enantiornithes
