140 relations: Acheloma, Agger nasi, Albertosaurus, Alfred Romer, American Museum of Natural History, Amniote, Amphibian, Anapsid, Anatomical terms of location, Apex predator, Archeria (animal), Articular bone, Ascendonanus, Basal (phylogenetics), Basiliscus (genus), Bird, Bone, Canine tooth, Captorhinus, Carnegie Institution for Science, Caseasauria, Charles Hazelius Sternberg, Clade, Cladistics, Cladogram, Class (biology), Clear Fork Group, Clepsydrops, Courtship display, Cryptovenator, Ctenospondylus, Cutleria (animal), Deer, Denver Museum of Nature and Science, Diadectes, Diadectidae, Diapsid, Diastema, Dicynodont, Dimetrodon borealis, Dinosaur, Diplocaulus, Eardrum, Ecological niche, Edaphosauridae, Edaphosaurus, Edward Drinker Cope, Endothermic process, Epaxial and hypaxial muscles, Ermine Cowles Case, ..., Eryops, Estemmenosuchus, Euramerica, Everett C. Olson, Everglades, Fauna, Ferdinand Broili, Field Museum of Natural History, Four Corners, Genus, Haptodus, Homeothermy, Ianthodon, Infratemporal fenestra, Jacob Boll, Linnaean taxonomy, Llewellyn Ivor Price, Ludwig Maximilian University of Munich, Malleus, Mandible, Maxilla, Middle ear, Most recent common ancestor, Museum of Comparative Zoology, Nasal cavity, Nature (journal), Neural spine sail, Nomen dubium, Occipital bone, Olfactory epithelium, Ophiacodon, Ophiacodontidae, Othniel Charles Marsh, Palaeos, Pantelosaurus, Pease River Group, Pennsylvanian (geology), Periosteum, Permian, Phylogenetic tree, Poikilotherm, Postcrania, Premaxilla, Primary producers, Proceedings of the American Philosophical Society, Quadrate bone, Quadrupedalism, Red Beds of Texas and Oklahoma, Reptile, Reptiliomorpha, River delta, Robert R. Reisz, Sauropsida, Scute, Secodontosaurus, Sexual dimorphism, Sexual selection, Seymouria, Sharpey's fibres, Skull, Species, Species description, Sphenacodon, Sphenacodontia, Sphenacodontidae, Sphenacodontoidea, Squamata, State Museum of Natural History Karlsruhe, Surface area, Synapsid, Tambach Formation, Tappenosaurus, Tetrapod, The Journal of Geology, Therapsid, Thermoregulation, Transitional fossil, Triassic, Trimerorhachis, University of California Museum of Paleontology, University of Chicago, University of Michigan Museum of Natural History, Vacuum, Varanopidae, Vermilion County, Illinois, Vertebra, Volumetric heat capacity, Wichita Group, Xenacanthus, 1878 in paleontology. Expand index (90 more) »
Acheloma
Acheloma (also known as Trematops milleri) is an extinct genus of temnospondyl that lived during the Early Permian.
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Agger nasi
The agger nasi (from Latin: agger meaning "mound or heap") is a small ridge on the lateral side of the nasal cavity.
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Albertosaurus
Albertosaurus (meaning "Alberta lizard") is a genus of tyrannosaurid theropod dinosaurs that lived in western North America during the Late Cretaceous Period, about 70 million years ago.
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Alfred Romer
Alfred Sherwood Romer (December 28, 1894 – November 5, 1973) was an American paleontologist and biologist and a specialist in vertebrate evolution.
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American Museum of Natural History
The American Museum of Natural History (abbreviated as AMNH), located on the Upper West Side of Manhattan, New York City, is one of the largest museums in the world.
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Amniote
Amniotes (from Greek ἀμνίον amnion, "membrane surrounding the fetus", earlier "bowl in which the blood of sacrificed animals was caught", from ἀμνός amnos, "lamb") are a clade of tetrapod vertebrates comprising the reptiles, birds, and mammals.
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Amphibian
Amphibians are ectothermic, tetrapod vertebrates of the class Amphibia.
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Anapsid
An anapsid is an amniote whose skull does not have openings near the temples.
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Anatomical terms of location
Standard anatomical terms of location deal unambiguously with the anatomy of animals, including humans.
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Apex predator
An apex predator, also known as an alpha predator or top predator, is a predator at the top of a food chain, with no natural predators.
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Archeria (animal)
Archeria was an eel-like anthracosaur which lived in the Early Permian.
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Articular bone
The articular bone is part of the lower jaw of most vertebrates, including most jawed fish, amphibians, birds and various kinds of reptiles, as well as Stem-mammal.
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Ascendonanus
Ascendonanus (meaning "climbing dwarf") is an extinct genus of varanopid "pelycosaurian" synapsid from the Early Permian of Germany.
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Basal (phylogenetics)
In phylogenetics, basal is the direction of the base (or root) of a rooted phylogenetic tree or cladogram.
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Basiliscus (genus)
Basiliscus is a genus of large corytophanid lizards, commonly known as basilisks, which are endemic to southern Mexico, Central America, and northern South America.
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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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Bone
A bone is a rigid organ that constitutes part of the vertebrate skeleton.
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Canine tooth
In mammalian oral anatomy, the canine teeth, also called cuspids, dog teeth, fangs, or (in the case of those of the upper jaw) eye teeth, are relatively long, pointed teeth.
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Captorhinus
Captorhinus is an extinct genus of captorhinid reptiles that lived during the Permian period.
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Carnegie Institution for Science
The Carnegie Institution of Washington (the organization's legal name), known also for public purposes as the Carnegie Institution for Science (CIS), is an organization in the United States established to fund and perform scientific research.
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Caseasauria
Caseasauria is one of the two main clades of early synapsids, the other being the Eupelycosauria.
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Charles Hazelius Sternberg
Charles Hazelius Sternberg (June 15, 1850 – July 20, 1943), was an American fossil collector and amateur paleontologist.
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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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Cladistics
Cladistics (from Greek κλάδος, cládos, i.e., "branch") is an approach to biological classification in which organisms are categorized in groups ("clades") based on the most recent common ancestor.
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Cladogram
A cladogram (from Greek clados "branch" and gramma "character") is a diagram used in cladistics to show relations among organisms.
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Class (biology)
In biological classification, class (classis) is a taxonomic rank, as well as a taxonomic unit, a taxon, in that rank.
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Clear Fork Group
The Clear Fork Group is a geologic group in the Texas Red Beds.
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Clepsydrops
Clepsydrops is an extinct genus of primitive synapsids from the early Late Carboniferous that was related to Archaeothyris.
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Courtship display
A courtship display is a set of display behaviors in which an animal attempts to attract a mate and exhibit their desire to copulate.
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Cryptovenator
Cryptovenator (Crypto, from Greek kryptos (hidden, secret); venator, from Latin (hunter)) is an extinct genus of sphenacodontid pelycosaurs which existed in Germany during the latest Carboniferous (late Gzhelian age, 300 Ma ± 2.4 Ma).
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Ctenospondylus
Ctenospondylus ("comb vertebra") is an extinct genus of pelycosaurs.
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Cutleria (animal)
Cutleria is an extinct genus of basal sphenacodontids or derived stem-sphenacodontoid known from the Early Permian period (Sakmarian stage) of the Colorado, United States.
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Deer
Deer (singular and plural) are the ruminant mammals forming the family Cervidae.
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Denver Museum of Nature and Science
The Denver Museum of Nature & Science is a municipal natural history and science museum in Denver, Colorado.
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Diadectes
Diadectes (meaning crosswise-biter) is an extinct genus of large, very reptile-like amphibians that lived during the early Permian period (Artinskian-Kungurian stages of the Cisuralian epoch, between 290 and 272 million years ago).
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Diadectidae
Diadectidae is an extinct family of early tetrapods that lived in what is now North America and Europe during the Late Carboniferous and Early Permian, and in Asia during the Late Permian.
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Diapsid
Diapsids ("two arches") are a group of amniote tetrapods that developed two holes (temporal fenestra) in each side of their skulls about 300 million years ago during the late Carboniferous period.
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Diastema
A diastema (plural diastemata) is a space or gap between two teeth.
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Dicynodont
Dicynodontia is a taxon of anomodont therapsids or synapsids with beginnings in the mid-Permian, which were dominant in the Late Permian and continued throughout the Triassic, with a few possibly surviving into the Early Cretaceous.
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Dimetrodon borealis
Dimetrodon borealis, formerly known as Bathygnathus borealis, is an extinct species of pelycosaur-grade synapsid that lived about 270 million years ago (Ma) in the Early Permian.
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Dinosaur
Dinosaurs are a diverse group of reptiles of the clade Dinosauria.
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Diplocaulus
Diplocaulus (meaning "double caul"), sometimes referred to as "Hammerhead Salamander", is an extinct genus of lepospondyl amphibians from the Permian period of North America.
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Eardrum
In the anatomy of humans and various other tetrapods, the eardrum, also called the tympanic membrane or myringa, is a thin, cone-shaped membrane that separates the external ear from the middle ear.
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Ecological niche
In ecology, a niche (CanE, or) is the fit of a species living under specific environmental conditions.
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Edaphosauridae
Edaphosauridae is a family of mostly large (up to 3 meters or more) Late Carboniferous to Early Permian synapsids.
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Edaphosaurus
Edaphosaurus (meaning "pavement lizard" for dense clusters of teeth) is a genus of extinct edaphosaurid synapsid that lived around 300 to 280 million years ago, during the late Carboniferous to early Permian periods.
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Edward Drinker Cope
Edward Drinker Cope (July 28, 1840 – April 12, 1897) was an American paleontologist and comparative anatomist, as well as a noted herpetologist and ichthyologist.
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Endothermic process
The term endothermic process describes the process or reaction in which the system absorbs energy from its surroundings, usually in the form of heat.
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Epaxial and hypaxial muscles
Trunk muscles can be broadly divided into hypaxial muscles, which lie ventral to the horizontal septum of the vertebrae and epaxial muscles, which lie dorsal to the septum.
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Ermine Cowles Case
Ermine Cowles Case (1871–1953), invariably known as E.C. Case, was a prominent American paleontologist in the second generation that succeeded Othniel Charles Marsh and Edward Drinker Cope.
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Eryops
Eryops meaning "drawn-out face" because most of its skull was in front of its eyes (Greek ἐρύειν, eryein.
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Estemmenosuchus
Estemmenosuchus (meaning "crowned crocodile" in Greek) is an extinct genus of large, early omnivorous therapsids.
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Euramerica
Euramerica (also known as Laurussia – not to be confused with Laurasia, – the Old Red Continent or the Old Red Sandstone Continent) was a minor supercontinent created in the Devonian as the result of a collision between the Laurentian, Baltica, and Avalonia cratons during the Caledonian orogeny, about 410 million years ago.
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Everett C. Olson
Everett Claire Olson (November 6, 1910 – November 27, 1993) was an American zoologist, paleontologist, and geologist noted for his seminal research of origin and evolution of vertebrate animals.
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Everglades
The Everglades is a natural region of tropical wetlands in the southern portion of the U.S. state of Florida, comprising the southern half of a large drainage basin and part of the neotropic ecozone.
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Fauna
Fauna is all of the animal life of any particular region or time.
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Ferdinand Broili
Ferdinand Broili (11 April 1874 in Mühlbach – 30 April 1946 in Mühlbach) was a German paleontologist.
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Field Museum of Natural History
The Field Museum of Natural History, also known as The Field Museum, is a natural history museum in the city of Chicago, and is one of the largest such museums in the world.
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Four Corners
The Four Corners is a region of the United States consisting of the southwestern corner of Colorado, southeastern corner of Utah, northeastern corner of Arizona, and northwestern corner of New Mexico.
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Genus
A genus (genera) is a taxonomic rank used in the biological classification of living and fossil organisms, as well as viruses, in biology.
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Haptodus
Haptodus is an extinct genus of basal sphenacodonts, a clade that includes therapsids and hence, mammals.
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Homeothermy
Homeothermy or homothermy is thermoregulation that maintains a stable internal body temperature regardless of external influence.
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Ianthodon
IanthodonKissel, R. A. & Reisz, R. R. Synapsid fauna of the Upper Pennsylvanian Rock Lake Shale near Garnett, Kansas and the diversity pattern of early amniotes.
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Infratemporal fenestra
An infratemporal fenestra, also called the lateral temporal fenestra is an opening in the skull behind the orbit in some animals.
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Jacob Boll
Jacob Boll (28 May 1828 – 29 September 1880) was a Swiss naturalist and entomologist especially noted for his exploration of the Texas Red Beds.
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Linnaean taxonomy
Linnaean taxonomy can mean either of two related concepts.
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Llewellyn Ivor Price
Llewellyn Ivor Price (October 9, 1905, Santa Maria – 1980, Rio Grande do Sul) was one of the first Brazilian paleontologists.
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Ludwig Maximilian University of Munich
Ludwig Maximilian University of Munich (also referred to as LMU or the University of Munich, in German: Ludwig-Maximilians-Universität München) is a public research university located in Munich, Germany.
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Malleus
The malleus or hammer is a hammer-shaped small bone or ossicle of the middle ear which connects with the incus and is attached to the inner surface of the eardrum.
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Mandible
The mandible, lower jaw or jawbone is the largest, strongest and lowest bone in the human face.
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Maxilla
The maxilla (plural: maxillae) in animals is the upper jawbone formed from the fusion of two maxillary bones.
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Middle ear
The middle ear is the portion of the ear internal to the eardrum, and external to the oval window of the inner ear.
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Most recent common ancestor
In biology and genealogy, the most recent common ancestor (MRCA, also last common ancestor (LCA), or concestor) of any set of organisms is the most recent individual from which all the organisms are directly descended.
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Museum of Comparative Zoology
The Museum of Comparative Zoology, full name "The Louis Agassiz Museum of Comparative Zoology", often abbreviated simply to "MCZ", is the zoology museum located on the grounds of Harvard University in Cambridge, Massachusetts.
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Nasal cavity
The nasal cavity (nasal fossa, or nasal passage) is a large air filled space above and behind the nose in the middle of the face.
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Nature (journal)
Nature is a British multidisciplinary scientific journal, first published on 4 November 1869.
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Neural spine sail
A neural spine sail is a large, flattish protrusion from the back of an animal colinear with the spine.
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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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Occipital bone
The occipital bone is a cranial dermal bone, and is the main bone of the occiput (back and lower part of the skull).
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Olfactory epithelium
The olfactory epithelium is a specialized epithelial tissue inside the nasal cavity that is involved in smell.
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Ophiacodon
Ophiacodon (meaning "snake tooth") is an extinct genus of synapsids belonging to the family Ophiacodontidae that lived from the Late Carboniferous to the Early Permian in North America and Europe.
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Ophiacodontidae
Ophiacodontidae is an extinct family of early eupelycosaurs from the Carboniferous and Permian.
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Othniel Charles Marsh
Othniel Charles Marsh (October 29, 1831 – March 18, 1899) was an American paleontologist.
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Palaeos
Palaeos.com is a web site on biology, paleontology, phylogeny and geology and which covers the history of Earth.
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Pantelosaurus
Pantelosaurus (meaning "complete lizard") is an extinct genus of basal sphenacodonts known from the Early Permian period (Asselian stage) of Saxony, Germany.
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Pease River Group
The Pease River Group is a geologic group in Texas Red Beds.
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Pennsylvanian (geology)
The Pennsylvanian (also known as Upper Carboniferous or Late Carboniferous) is, in the ICS geologic timescale, the younger of two subperiods (or upper of two subsystems) of the Carboniferous Period.
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Periosteum
The periosteum is a membrane that covers the outer surface of all bones, except at the joints of long bones.
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Permian
The Permian is a geologic period and system which spans 47 million years from the end of the Carboniferous Period million years ago (Mya), to the beginning of the Triassic period 251.902 Mya.
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Phylogenetic tree
A phylogenetic tree or evolutionary tree is a branching diagram or "tree" showing the evolutionary relationships among various biological species or other entities—their phylogeny—based upon similarities and differences in their physical or genetic characteristics.
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Poikilotherm
A poikilotherm is an animal whose internal temperature varies considerably.
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Postcrania
Postcrania (postcranium, adjective: postcranial) in zoology and vertebrate paleontology refers to all or part of the skeleton apart from the skull.
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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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Primary producers
Primary producers take energy from other organisms and turn it into energy that is used.
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Proceedings of the American Philosophical Society
Proceedings of the American Philosophical Society is a quarterly philosophy peer-reviewed journal published by the American Philosophical Society since 1838.
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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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Quadrupedalism
Quadrupedalism or pronograde posture is a form of terrestrial locomotion in animals using four limbs or legs.
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Red Beds of Texas and Oklahoma
The Red Beds of Texas and Oklahoma are a group of Early Permian-age geologic strata in the southwestern United States outcropping in north-central Texas and south-central Oklahoma.
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Reptile
Reptiles are tetrapod animals in the class Reptilia, comprising today's turtles, crocodilians, snakes, amphisbaenians, lizards, tuatara, and their extinct relatives.
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Reptiliomorpha
Reptiliomorpha is a clade containing the amniotes and those tetrapods that share a more recent common ancestor with amniotes than with living amphibians (lissamphibians).
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River delta
A river delta is a landform that forms from deposition of sediment carried by a river as the flow leaves its mouth and enters slower-moving or stagnant water.
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Robert R. Reisz
Robert Rafael Reisz is a Canadian paleontologist and specialist in the study of early amniote and tetrapod evolution.
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Sauropsida
Sauropsida ("lizard faces") is a group of amniotes that includes all existing birds and other reptiles as well as their fossil ancestors and other extinct relatives.
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Scute
A scute or scutum (Latin scutum, plural: scuta "shield") is a bony external plate or scale overlaid with horn, as on the shell of a turtle, the skin of crocodilians, and the feet of birds.
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Secodontosaurus
Secodontosaurus (meaning "cutting-tooth lizard") is an extinct genus of "pelycosaur" synapsids that lived from between about 285 to 272 million years ago during the Early Permian.
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Sexual dimorphism
Sexual dimorphism is the condition where the two sexes of the same species exhibit different characteristics beyond the differences in their sexual organs.
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Sexual selection
Sexual selection is a mode of natural selection where members of one biological sex choose mates of the other sex to mate with (intersexual selection), and compete with members of the same sex for access to members of the opposite sex (intrasexual selection).
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Seymouria
Seymouria was a reptile-like tetrapod from the early Permian of North America and Europe (approximately 280 to 270 million years ago).
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Sharpey's fibres
Sharpey's fibres (bone fibres, or perforating fibres) are a matrix of connective tissue consisting of bundles of strong predominantly type I collagen fibres connecting periosteum to bone.
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Skull
The skull is a bony structure that forms the head in vertebrates.
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Species
In biology, a species is the basic unit of classification and a taxonomic rank, as well as a unit of biodiversity, but it has proven difficult to find a satisfactory definition.
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Species description
A species description is a formal description of a newly discovered species, usually in the form of a scientific paper.
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Sphenacodon
Sphenacodon (meaning "wedge point tooth") is an extinct genus of synapsid that lived from about 300 to about 280 million years ago (Ma) during the Late Carboniferous and Early Permian periods.
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Sphenacodontia
Sphenacodontia is a stem-based clade of derived synapsids.
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Sphenacodontidae
Sphenacodontidae (Greek: "wedge point tooth family") is an extinct family of small to large, advanced, carnivorous, Late Pennsylvanian to middle Permian pelycosaurs.
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Sphenacodontoidea
Sphenacodontoidea is a node-based clade that defined to include the most recent common ancestor of the Sphenacodontidae and the Therapsida and their descendants (including mammals).
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Squamata
Squamata is the largest order of reptiles, comprising lizards, snakes and amphisbaenians (worm lizards), which are collectively known as squamates or scaled reptiles.
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State Museum of Natural History Karlsruhe
The State Museum of Natural History Karlsruhe (Staatliches Museum für Naturkunde Karlsruhe), abbreviated SMNK, is one of the two state of Baden-Württemberg's natural history museums.
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Surface area
The surface area of a solid object is a measure of the total area that the surface of the object occupies.
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Synapsid
Synapsids (Greek, 'fused arch'), synonymous with theropsids (Greek, 'beast-face'), are a group of animals that includes mammals and every animal more closely related to mammals than to other living amniotes.
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Tambach Formation
The Tambach Formation is an Early Permian-age geologic formation in central Germany.
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Tappenosaurus
Tappenosaurus ("Tappen's lizard") is an extinct genus of synapsids from the Middle Permian of Texas.
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Tetrapod
The superclass Tetrapoda (from Greek: τετρα- "four" and πούς "foot") contains the four-limbed vertebrates known as tetrapods; it includes living and extinct amphibians, reptiles (including dinosaurs, and its subgroup birds) and mammals (including primates, and all hominid subgroups including humans), as well as earlier extinct groups.
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The Journal of Geology
The Journal of Geology publishes research on geology, geophysics, geochemistry, sedimentology, geomorphology, petrology, plate tectonics, volcanology, structural geology, mineralogy, and planetary sciences.
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Therapsid
Therapsida is a group of synapsids that includes mammals and their ancestors.
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Thermoregulation
Thermoregulation is the ability of an organism to keep its body temperature within certain boundaries, even when the surrounding temperature is very different.
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Transitional fossil
A transitional fossil is any fossilized remains of a life form that exhibits traits common to both an ancestral group and its derived descendant group.
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Triassic
The Triassic is a geologic period and system which spans 50.6 million years from the end of the Permian Period 251.9 million years ago (Mya), to the beginning of the Jurassic Period Mya.
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Trimerorhachis
Trimerorhachis is an extinct genus of dvinosaurian temnospondyl within the family Trimerorhachidae.
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University of California Museum of Paleontology
The University of California Museum of Paleontology (UCMP) is a paleontology museum located on the campus of the University of California, Berkeley.
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University of Chicago
The University of Chicago (UChicago, U of C, or Chicago) is a private, non-profit research university in Chicago, Illinois.
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University of Michigan Museum of Natural History
The University of Michigan Museum of Natural History is a natural history museum in Ann Arbor, Michigan, in the United States.
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Vacuum
Vacuum is space devoid of matter.
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Varanopidae
Varanopidae is an extinct family of synapsid "pelycosaurs" that resembled monitor lizards and might have had the same lifestyle, hence their name.
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Vermilion County, Illinois
Vermilion County is a county located in the eastern part of the U.S. state of Illinois, between the Indiana border and Champaign County.
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Vertebra
In the vertebrate spinal column, each vertebra is an irregular bone with a complex structure composed of bone and some hyaline cartilage, the proportions of which vary according to the segment of the backbone and the species of vertebrate.
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Volumetric heat capacity
Volumetric heat capacity (VHC), also termed volume-specific heat capacity, describes the ability of a given volume of a substance to store internal energy while undergoing a given temperature change, but without undergoing a phase transition.
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Wichita Group
The Wichita Group is a geologic group in the Texas Red Beds.
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Xenacanthus
Xenacanthus is a genus of prehistoric sharks.
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1878 in paleontology
O. W. Lucas recovers more material which would be referred to Laelaps trihedrodon from Morrison Formation strata near Garden Park, Colorado.
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Redirects here:
Bathyglyptus, Dimetrodon Angelensis, Dimetrodon booneorum, Dimetrodon dollovianus, Dimetrodon giganhomogenes, Dimetrodon gigas, Dimetrodon gigashomogenes, Dimetrodon grandis, Dimetrodon incisivus, Dimetrodon kempae, Dimetrodon limbatus, Dimetrodon loomisi, Dimetrodon macrospondylus, Dimetrodon mileri, Dimetrodon milleri, Dimetrodon natalis, Dimetrodon occidentalis, Dimetrodon platycentrus, Dimetrodon rectiformis, Dimetrodon semiradicatus, Dimetrodon teutonis, Embolophorus, Fin-backed Reptile.
References
[1] https://en.wikipedia.org/wiki/Dimetrodon