1923 in paleontology - AbsoluteAstronomy.com

Newly named dinosaurs

George Olshevsky

George Olshevsky is a freelance editor, writer, publisher, amateur paleontologist, and mathematician living in San Diego, California.Olshevsky maintains the comprehensive online Dinosaur Genera List...

's dinosaur genera list and Dr. Jeremy Montague's dinosaur genus database.

Name	Status	Authors
Altispinax Altispinax Altispinax is a genus of theropod dinosaur from the Early Cretaceous Obernkirchen Sandstein of Niedersachsen, Germany. Material has also been referred to it from the Hastings Beds , Purbeck Beds , and Lower Greensand of England, and the Weald Clay of England and Belgium, but this material...	Nomen dubium Nomen dubium In zoological nomenclature, a nomen dubium is a scientific name that is of unknown or doubtful application... .	Friedrich von Huene Friedrich von Huene Friedrich von Huene was a German paleontologist who named more dinosaurs in the early 20th century than anyone else in Europe.-Biography:...
Lambeosaurus Lambeosaurus Lambeosaurus is a genus of hadrosaurid dinosaur that lived about 76 to 75 million years ago, in the Late Cretaceous Period of North America. This bipedal/quadrupedal, herbivorous dinosaur is known for its distinctive hollow cranial crest, which in the best-known species resembled a hatchet...	Valid taxon	Parks
Lametasaurus Lametasaurus Lametasaurus named for the Lameta Formation, Jabalpur, India, is the generic name given to a possible dubious dinosaur species. Originally it indicated a possible chimera composed of several different animals....	Nomen dubium Nomen dubium In zoological nomenclature, a nomen dubium is a scientific name that is of unknown or doubtful application... .	Matley
Pentaceratops Pentaceratops Pentaceratops is a genus of ceratopsid dinosaur from the late Cretaceous Period of what is now North America. The appearance of Pentaceratops sternbergii in the fossil record marks the end of the Judithian land vertebrate age and the start of the Kirtlandian...	Valid taxon	Henry Fairfield Osborn Henry Fairfield Osborn Henry Fairfield Osborn, Sr. ForMemRS was an American geologist, paleontologist, and eugenicist.-Early life and career:...
"Protiguanodon"	Junior synonym of Psittacosaurus Psittacosaurus Psittacosaurus is a genus of psittacosaurid ceratopsian dinosaur from the Early Cretaceous Period of what is now Asia, about 130 to 100 million years ago. It is notable for being the most species-rich dinosaur genus... .	Henry Fairfield Osborn Henry Fairfield Osborn Henry Fairfield Osborn, Sr. ForMemRS was an American geologist, paleontologist, and eugenicist.-Early life and career:...
Protoceratops Protoceratops Protoceratops is a genus of sheep-sized herbivorous ceratopsian dinosaur, from the Upper Cretaceous Period of what is now Mongolia. It was a member of the Protoceratopsidae, a group of early horned dinosaurs...	Valid taxon	Granger	Gregory
"Protrachodon"	Nomen nudum Nomen nudum The phrase nomen nudum is a Latin term, meaning "naked name", used in taxonomy... . Junior synonym of Orthomerus Orthomerus Orthomerus is a genus of duckbill dinosaur from the Late Cretaceous of The Netherlands, Belgium and possibly Ukraine. It is today an obscure genus, but in the past was conflated with the much better known Telmatosaurus.... .	Nopcsa
Psittacosaurus Psittacosaurus Psittacosaurus is a genus of psittacosaurid ceratopsian dinosaur from the Early Cretaceous Period of what is now Asia, about 130 to 100 million years ago. It is notable for being the most species-rich dinosaur genus...	Valid taxon	Henry Fairfield Osborn Henry Fairfield Osborn Henry Fairfield Osborn, Sr. ForMemRS was an American geologist, paleontologist, and eugenicist.-Early life and career:...
Thecocoelurus Thecocoelurus Thecocoelurus is a genus of theropod dinosaur from the early Cretaceous period of England.Thecocoelurus is known only from half of a single cervical vertebra, discovered by the Rev. William Darwin Fox on the Isle of Wight during the 19th century. After his death the Fox Collection was acquired by...	Nomen dubium Nomen dubium In zoological nomenclature, a nomen dubium is a scientific name that is of unknown or doubtful application... .	Friedrich von Huene Friedrich von Huene Friedrich von Huene was a German paleontologist who named more dinosaurs in the early 20th century than anyone else in Europe.-Biography:...

New taxa

Name	Status	Authors
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Anurognathus Anurognathus Anurognathus is a genus of small pterosaur that lived approximately 150 million years ago during the late Jurassic Period ....	Valid	Döderlein
	Valid

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Non-mammalian

Name	Status	Authors	Discovery year	Age	Unit	Location	Notes	Images
Burnetia Burnetia Burnetia is an extinct genus of therapsid or mammal-like "reptile" belonging to the Burnetiid‎ family, which itself belongs to the Biarmosuchian suborder. Burnetia is known so far from a single holotype skull lacking the lower jaws described by Broom in 1923. The skull is from the Dicynodon Zone...	Valid
Dinophoneus Dinophoneus Dinophoneus is an extinct genus of non-mammalian synapsid.-References:*...	Valid

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