1898 in paleontology
Encyclopedia

Dinosaurs

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Name Status Authors Notes

Avalonia
Avalonia
Avalonia was a microcontinent in the Paleozoic era. Crustal fragments of this former microcontinent underlie south-west Great Britain, and the eastern coast of North America. It is the source of many of the older rocks of Western Europe, Atlantic Canada, and parts of the coastal United States...


Preoccupied

Harry Govier Seeley

Misidentified non-dinosaurian archosaur preoccupied by Walcott, 1889. Later renamed Avalonianus.

Clasmodosaurus
Clasmodosaurus
Clasmodosaurus was a genus of dinosaur, probably a sauropod. It lived during the Cretaceous in what is now Argentina. It is considered a nomen dubium because it is known only from fossilized teeth, and is therefore a tooth taxon....


Nomen dubium
Nomen dubium
In zoological nomenclature, a nomen dubium is a scientific name that is of unknown or doubtful application...


Ameghino

Loncosaurus
Loncosaurus
Loncosaurus was a genus of ornithopod dinosaur from the Upper Cretaceous of Provincia de Santa Cruz, Argentina. The type species is Loncosaurus argentinus, described by the famous Argentinian paleontologist Florentino Ameghino, but is considered a dubious name...


Nomen dubium
Nomen dubium
In zoological nomenclature, a nomen dubium is a scientific name that is of unknown or doubtful application...


Ameghino

Picrodon

Misidentification.

Harry Govier Seeley

Misidentified genus of dubious non-dinosaurian archosaur. May be a synonym of Avalonianus
Avalonianus
Avalonianus is a name used for fossil teeth from the Late Triassic of England. It was first described in 1898 by Seeley with the name Avalonia, but that name was preoccupied , so Kuhn renamed it in 1961...

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New taxa

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Name Status Authors Notes

Megalneusaurus
Megalneusaurus
Megalneusaurus is an extinct genus of large pliosaur that lived in the Sundance Sea during the Kimmeridgian, ~156-152 million years ago, in the Late Jurassic....


Valid

Knight
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Non-mammalian

Name Status Authors Discovery year Age Unit Location Notes Images

Aulacocephalodon
Aulacocephalodon
Aulacocephalodon is a genus of dicynodont from the Permian of South Africa. Two species have been named, the type species A. baini and a second species A. peavoti. It is unclear whether A. peavoti belongs to the genus....


Valid

Seeley


Aulacephalodon
Aulacephalodon
Aulacephalodon is a genus of dicynodont from Late Permian of South Africa and Zambia....


Valid

Seeley

Rhachiocephalus
Rhachiocephalus
Rhachiocephalus is an extinct genus of non-mammalian synapsid.-References:*...


Valid

Seeley
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