Proganochelys

Proganochelys is a genus of extinct, primitive stem-turtle. ^[1]

58 relations: Apomorphy and synapomorphy, Aquatic animal, Australochelys, Autapomorphy, Beak, Carapace, Carnian, Carnivore, Century, Chinlechelys, Condorchelys, Continent, Denticle (tooth feature), Dermis, Dinosaur, Ecology, Eileanchelys, Endochondral ossification, Eorhynchochelys, Georg Baur, Germany, Greek language, Greenland, Halberstadt, Herbivore, Kallokibotion, Kayentachelys, Klettgau Formation, Lacrimal bone, Lacrimal canaliculi, Late Triassic, Laurasia, Meiolania, Meiolaniidae, Morphology (biology), Naomichelys, Nasal cavity, Ninjemys, Niolamia, Odontochelys, Ossification, Palate, Pantestudines, Proterochersis, Pterygoid bone, Rib cage, Supratemporal bone, Switzerland, Tübingen, Terrestrial animal, ... Expand index (8 more) » « Shrink index
Extant Late Triassic first appearances
Fossil taxa described in 1887
Late Triassic reptiles of Asia
Monotypic prehistoric reptile genera
Norian first appearances
Reptile taxonomy
Taxa named by Georg Baur
Testudinata

Apomorphy and synapomorphy

In phylogenetics, an apomorphy (or derived trait) is a novel character or character state that has evolved from its ancestral form (or plesiomorphy).

See Proganochelys and Apomorphy and synapomorphy

Aquatic animal

An aquatic animal is any animal, whether vertebrate or invertebrate, that lives in water for all or most of its lifetime.

See Proganochelys and Aquatic animal

Australochelys

Australochelys is an extinct genus of rhaptochelydian turtle. Proganochelys and Australochelys are Testudinata.

See Proganochelys and Australochelys

Autapomorphy

In phylogenetics, an autapomorphy is a distinctive feature, known as a derived trait, that is unique to a given taxon.

See Proganochelys and Autapomorphy

Beak

The beak, bill, or rostrum is an external anatomical structure found mostly in birds, but also in turtles, non-avian dinosaurs and a few mammals.

See Proganochelys and Beak

A carapace is a dorsal (upper) section of the exoskeleton or shell in a number of animal groups, including arthropods, such as crustaceans and arachnids, as well as vertebrates, such as turtles and tortoises.

See Proganochelys and Carapace

Carnian

The Carnian (less commonly, Karnian) is the lowermost stage of the Upper Triassic Series (or earliest age of the Late Triassic Epoch).

See Proganochelys and Carnian

Carnivore

A carnivore, or meat-eater (Latin, caro, genitive carnis, meaning meat or "flesh" and vorare meaning "to devour"), is an animal or plant whose food and energy requirements are met by the consumption of animal tissues (mainly muscle, fat and other soft tissues) whether through hunting or scavenging.

See Proganochelys and Carnivore

Century

A century is a period of 100 years.

See Proganochelys and Century

Chinlechelys

Chinlechelys (meaning Chinle turtle) is an extinct genus of stem-turtle belonging to Testudinata. Proganochelys and Chinlechelys are Testudinata.

See Proganochelys and Chinlechelys

Condorchelys

Condorchelys was a genus of stem turtle from Early Jurassic (Middle Toarcian) Cañadon Asfalto Formation of Argentina.

See Proganochelys and Condorchelys

Continent

A continent is any of several large geographical regions.

See Proganochelys and Continent

Denticle (tooth feature)

Denticles, also called serrations, are small bumps on a tooth that serve to give the tooth a serrated edge.

See Proganochelys and Denticle (tooth feature)

Dermis

The dermis or corium is a layer of skin between the epidermis (with which it makes up the cutis) and subcutaneous tissues, that primarily consists of dense irregular connective tissue and cushions the body from stress and strain.

See Proganochelys and Dermis

Dinosaur

Dinosaurs are a diverse group of reptiles of the clade Dinosauria. Proganochelys and Dinosaur are Extant Late Triassic first appearances.

See Proganochelys and Dinosaur

Ecology

Ecology is the natural science of the relationships among living organisms, including humans, and their physical environment.

See Proganochelys and Ecology

Eileanchelys

Eileanchelys is an extinct genus of primitive turtle from the Middle Jurassic (Bathonian) period some 164 million years ago of Britain.

See Proganochelys and Eileanchelys

Endochondral ossification

Endochondral ossification is one of the two essential pathways by which bone tissue is produced during fetal development of the mammalian skeletal system, the other pathway being intramembranous ossification.

See Proganochelys and Endochondral ossification

Eorhynchochelys

Eorhynchochelys (meaning "dawn-beaked turtle" in Greek) is an extinct genus of stem-turtle from the Late Triassic Xiaowa Formation (or Wayao Member of the Falang Formation) of southwestern China. Proganochelys and Eorhynchochelys are Prehistoric reptile genera.

See Proganochelys and Eorhynchochelys

Georg Baur

Georg Baur (1859–1898) was a German vertebrate paleontologist and Neo-Lamarckian who studied reptiles of the Galapagos Islands, particularly the Galápagos tortoises, in the 1890s.

See Proganochelys and Georg Baur

Germany

Germany, officially the Federal Republic of Germany (FRG), is a country in Central Europe.

See Proganochelys and Germany

Greek language

Greek (Elliniká,; Hellēnikḗ) is an independent branch of the Indo-European family of languages, native to Greece, Cyprus, Italy (in Calabria and Salento), southern Albania, and other regions of the Balkans, the Black Sea coast, Asia Minor, and the Eastern Mediterranean.

See Proganochelys and Greek language

Greenland

Greenland (Kalaallit Nunaat,; Grønland) is a North American island autonomous territory of the Kingdom of Denmark.

See Proganochelys and Greenland

Halberstadt

Halberstadt (Eastphalian: Halverstidde) is a town in the German state of Saxony-Anhalt, the capital of Harz district.

See Proganochelys and Halberstadt

Herbivore

A herbivore is an animal anatomically and physiologically adapted to eating plant material, for example foliage or marine algae, for the main component of its diet.

See Proganochelys and Herbivore

Kallokibotion

Kallokibotion is an extinct genus of stem-turtle from the Upper Cretaceous (Maastrichtian, 86–66 million years ago), known from fossils found in Romania. Proganochelys and Kallokibotion are Prehistoric reptile genera and Testudinata.

See Proganochelys and Kallokibotion

Kayentachelys

Kayentachelys ("Kayenta turtle") is an extinct genus of turtle known only from the "silty facies" of the Lower Jurassic Kayenta Formation in northeastern Arizona on the lands of the Navajo Nation. Proganochelys and Kayentachelys are Testudinata.

See Proganochelys and Kayentachelys

Klettgau Formation

The Klettgau Formation is a geological formation in Switzerland.

See Proganochelys and Klettgau Formation

Lacrimal bone

The lacrimal bones are two small and fragile bones of the facial skeleton; they are roughly the size of the little fingernail and situated at the front part of the medial wall of the orbit.

See Proganochelys and Lacrimal bone

Lacrimal canaliculi

The lacrimal canaliculi (canaliculus) are the small channels in each eyelid that drain lacrimal fluid, from the lacrimal puncta to the lacrimal sac.

See Proganochelys and Lacrimal canaliculi

Late Triassic

The Late Triassic is the third and final epoch of the Triassic Period in the geologic time scale, spanning the time between Ma and Ma (million years ago).

See Proganochelys and Late Triassic

Laurasia

Laurasia was the more northern of two large landmasses that formed part of the Pangaea supercontinent from around (Mya), the other being Gondwana.

See Proganochelys and Laurasia

Meiolania

Meiolania is an extinct genus of meiolaniid stem-turtle native to Australasia throughout much of the Cenozoic.

See Proganochelys and Meiolania

Meiolaniidae

Meiolaniidae is an extinct family of large, probably herbivorous stem-group turtles with heavily armored heads and clubbed tails known from South America and Australasia.

See Proganochelys and Meiolaniidae

Morphology (biology)

Morphology in biology is the study of the form and structure of organisms and their specific structural features.

See Proganochelys and Morphology (biology)

Naomichelys

Naomichelys is an extinct genus of helochelydrid stem turtle known from the Cretaceous (Aptian-Campanian) of North America.

See Proganochelys and Naomichelys

Nasal cavity

The nasal cavity is a large, air-filled space above and behind the nose in the middle of the face.

See Proganochelys and Nasal cavity

Ninjemys

Ninjemys oweni is an extinct large meiolaniid stem-turtle from Pleistocene Queensland and possibly New South Wales (Australia). Proganochelys and Ninjemys are Monotypic prehistoric reptile genera.

See Proganochelys and Ninjemys

Niolamia

Niolamia is an extinct genus of South American meiolaniid turtle with a long and complex history.

See Proganochelys and Niolamia

Odontochelys

Odontochelys semitestacea (meaning "toothed turtle with a half-shell") is a Late Triassic relative of turtles before Pappochelys was discovered and Eunotosaurus was redescribed, Odontochelys was considered the oldest undisputed member of Pantestudines (i.e. a stem-turtle). Proganochelys and Odontochelys are Prehistoric reptile genera.

See Proganochelys and Odontochelys

Ossification

Ossification (also called osteogenesis or bone mineralization) in bone remodeling is the process of laying down new bone material by cells named osteoblasts.

See Proganochelys and Ossification

Palate

The palate is the roof of the mouth in humans and other mammals.

See Proganochelys and Palate

Pantestudines

Pantestudines or Pan-Testudines is the proposed group of all reptiles more closely related to turtles than to any other living animal.

See Proganochelys and Pantestudines

Proterochersis

Proterochersis is an extinct genus of turtle from the Late Triassic period (Norian stage) of Europe. Proganochelys and Proterochersis are Late Triassic reptiles of Europe, Prehistoric reptile genera and Testudinata.

See Proganochelys and Proterochersis

Pterygoid bone

The pterygoid is a paired bone forming part of the palate of many vertebrates, behind the palatine bones.

See Proganochelys and Pterygoid bone

Rib cage

The rib cage or thoracic cage is an endoskeletal enclosure in the thorax of most vertebrates that comprises the ribs, vertebral column and sternum, which protect the vital organs of the thoracic cavity, such as the heart, lungs and great vessels and support the shoulder girdle to form the core part of the axial skeleton.

See Proganochelys and Rib cage

Supratemporal bone

The supratemporal bone is a paired cranial bone present in many tetrapods and tetrapodomorph fish.

See Proganochelys and Supratemporal bone

Switzerland

Switzerland, officially the Swiss Confederation, is a landlocked country located in west-central Europe.

See Proganochelys and Switzerland

Tübingen

Tübingen (Dibenga) is a traditional university city in central Baden-Württemberg, Germany.

See Proganochelys and Tübingen

Terrestrial animal

Terrestrial animals are animals that live predominantly or entirely on land (e.g. cats, chickens, ants, spiders), as compared with aquatic animals, which live predominantly or entirely in the water (e.g. fish, lobsters, octopuses), and semiaquatic animals, which rely on both aquatic and terrestrial habitats (e.g.

See Proganochelys and Terrestrial animal

Testudinata

Testudinata is the group of all tetrapods with a true turtle shell. Proganochelys and Testudinata are Extant Late Triassic first appearances, Norian first appearances and reptile taxonomy.

See Proganochelys and Testudinata

Thailand

Thailand, officially the Kingdom of Thailand and historically known as Siam (the official name until 1939), is a country in Southeast Asia on the Indochinese Peninsula.

See Proganochelys and Thailand

Triassic

The Triassic (sometimes symbolized 🝈) is a geologic period and system which spans 50.5 million years from the end of the Permian Period 251.902 million years ago (Mya), to the beginning of the Jurassic Period 201.4 Mya.

See Proganochelys and Triassic

Trossingen

Trossingen (Swabian: Drossinge) is a town in Baden-Württemberg, Germany.

See Proganochelys and Trossingen

Tubercle

In anatomy, a tubercle (literally 'small tuber', Latin for 'lump') is any round nodule, small eminence, or warty outgrowth found on external or internal organs of a plant or an animal.

See Proganochelys and Tubercle

Turtle

Turtles are reptiles of the order Testudines, characterized by a special shell developed mainly from their ribs.

See Proganochelys and Turtle

Turtle shell

The turtle shell is a shield for the ventral and dorsal parts of turtles (the order Testudines), completely enclosing all the vital organs of the turtle and in some cases even the head.

See Proganochelys and Turtle shell

Vomer

The vomer (lit) is one of the unpaired facial bones of the skull.

See Proganochelys and Vomer

References

[1] https://en.wikipedia.org/wiki/Proganochelys

Also known as Chelytherium, Proganochelyidae, Proganochelys quenstedti, Proganochelys quenstedtii, Psammochelys, Stegochelys, Triassochelys.

, Testudinata, Thailand, Triassic, Trossingen, Tubercle, Turtle, Turtle shell, Vomer.

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Proganochelys

Table of Contents

See also

Extant Late Triassic first appearances

Fossil taxa described in 1887

Late Triassic reptiles of Asia

Monotypic prehistoric reptile genera

Norian first appearances

Reptile taxonomy

Taxa named by Georg Baur

Testudinata

References