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Overview of the events of 2023 in reptile paleontology From Wikipedia, the free encyclopedia
This list of fossil reptiles described in 2023 is a list of new taxa of fossil reptiles that were described during the year 2023, as well as other significant discoveries and events related to reptile paleontology that occurred in 2023.
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Name | Novelty | Status | Authors | Age | Type locality | Location | Notes | Images |
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Gen. et sp. nov |
Valid |
Čerňanský et al. |
Eocene |
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Bentiabasaurus[2] | Gen. et sp. nov. | Polcyn, Schulp & Gonçalves | Late Cretaceous (Maastrichtian) | Mocuio Formation | ![]() |
A mosasaurine belonging to the group Plotosaurini. The type species is B. jacobsi. | ![]() | |
Bifurcodentodon[3] |
Gen. et sp. nov |
Čerňanský et al. |
Eocene (Ypresian) |
An iguanian belonging to the group Pleurodonta. The type species is B. ragei. |
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Carentonosaurus algorensis[4] |
Sp. nov |
Valid |
Cabezuelo-Hernández & Pérez-García |
Arenas de Utrillas Formation |
A member of Pythonomorpha. |
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Carentonosaurus soaresi[5] |
Sp. nov |
Pimentel et al. |
Late Cretaceous (Cenomanian) |
A member of Pythonomorpha. Berrocal-Casero et al. 2024 placed it in the new genus Segurasaurus[6] |
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Gen. et sp. nov |
Carvalho & Santucci |
Early Cretaceous (Aptian) |
A member of Polyglyphanodontia. The type species is C. pachysymphysealis. Announced in 2023; the final article version will be published in 2024. |
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Gen. et sp. nov |
Yadav et al. |
Late Cretaceous-Paleocene |
A possible member of Cordyliformes. The type species is D. palaeoindicus. |
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Sp. nov |
Valid |
Kiernan & Ebersole |
Late Cretaceous (Campanian) |
A mosasaur belonging to the subfamily Plioplatecarpinae. |
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Ectenosaurus tlemonectes[9] |
Sp. nov |
Valid |
Kiernan & Ebersole |
Late Cretaceous (Coniacian-Campanian) |
A mosasaur belonging to the subfamily Plioplatecarpinae. |
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Sp. nov |
Valid |
Palci et al. |
Eocene (Lutetian) |
Geiseltal Lagerstätte |
A snake belonging to the group Booidea. |
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Eryx linxiaensis[11] | Sp. nov. | Shi et al. | Miocene | Liushu Formation | ![]() |
A species of Eryx. | ||
Sp. nov |
Shaker et al. |
Late Cretaceous (Maastrichtian) |
A mosasaur belonging to the subfamily Halisaurinae. Announced in 2023; the final article version will be published in 2024. | |||||
Helioscopos[13] |
Gen. et sp. nov |
Valid |
Meyer et al. |
Late Jurassic (Tithonian) |
A member of the family Ardeosauridae. The type species is H. dickersonae. |
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Jormungandr[14] | Gen. et sp. nov. | Zietlow, Boyd & van Vranken | Late Cretaceous (Campanian) | Pierre Shale | ![]() ![]() |
A mosasaur belonging to the subfamily Mosasaurinae. The type species is J. walhallaensis. | ||
Limnoscansor[13] |
Gen. et sp. nov |
Valid |
Meyer et al. |
Late Jurassic (Tithonian) |
A member of the family Ardeosauridae. The type species is "Homoeosaurus" digitatellus Grier 1914. |
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Gen. et sp. nov |
Valid |
Konishi et al. |
Late Cretaceous (Campanian/Maastrichtian) |
Toyajo Formation |
A mosasaurine mosasaur. The type species is M. wakayamaensis. |
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Gen. et sp. nov |
Polcyn et al. |
Late Cretaceous (Turonian) |
A mosasaur belonging to the subfamily Plioplatecarpinae. The type species is S. dahli. |
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Stelladens[17] | Gen. et sp. nov | Valid | Longrich et al. | Late Cretaceous (Maastrichtian) | Ouled Abdoun Basin | ![]() |
A mosasaurid belonging to the clade Mosasaurinae. Genus includes new species S. mysteriosus. | ![]() |
Gen. et sp. nov |
Čerňanský, Tabuce & Vidalenc |
Eocene (MP 10–11) |
A glyptosaurine. The type species is S. gallicus. |
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Yaguarasaurus regiomontanus[20] | Sp. nov | Rivera-Sylva et al. | Late Cretaceous (Turonian-Coniacian) | Agua Nueva Formation | ![]() |
A mosasaur belonging to the subfamily Plioplatecarpinae. Announced in 2023; the final article version was published in 2024. | ![]() | |
Yechilacerta[21] | Gen. et sp. nov | Xing, Niu, & Evans | Late Cretaceous (Maastrichtian) | Hekou Formation | ![]() |
A member of Polyglyphanodontia. The type species is Y. yingliangia. | ||
Name | Novelty | Status | Authors | Age | Type locality | Country | Notes | Images |
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Chubutinectes[51] | Gen. et sp. nov | O'Gorman et al. | Late Cretaceous (Maastrichtian) | La Colonia Formation | ![]() |
An elasmosaurid. The type species is C. carmeloi. | ||
Gen. et sp. nov |
Liu et al. |
Early Triassic (Olenekian) |
A member of the family Pachypleurosauridae. The type species is C. xiangensis. |
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Lorrainosaurus[53] | Gen. et comb. nov | Sachs et al. | Middle Jurassic (Bajocian) | Marnes de Gravelotte | ![]() |
A thalassophonean pliosaur. The type species is "Simolestes". keileni. | ![]() | |
Gen. et sp. nov |
Valid |
Xu et al. |
Middle Triassic (Anisian) |
A member of the family Pachypleurosauridae. The type species is L. imparilis. |
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Martinectes[55] | Gen. et comb. nov | In press | Clark, O'Keefe, & Slack | Late Cretaceous (Campanian) | Pierre Shale | ![]() ( ![]() ![]() |
A polycotylid. The type species is "Dolichorhynchops" bonneri. Announced in 2023; the final article version will be published in 2024. | ![]() |
Prosaurosphargis[56] |
Gen. et sp. nov |
Valid |
Wolniewicz et al. |
Early Triassic (Olenekian) |
A saurosphargid. The type species is P. yingzishanensis. |
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Scalamagnus[55] | Gen. et comb. nov | In press | Clark, O'Keefe, & Slack | Late Cretaceous (Turonian) | Tropic Shale | ![]() ( ![]() |
A polycotylid. The type species is "Dolichorhynchops" tropicensis. Announced in 2023; the final article version will be published in 2024. | ![]() |
Sp. nov |
Valid |
Armour Smith & O'Keefe |
Late Cretaceous (Cenomanian) |
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Unktaheela[55] | Gen. et sp. nov | In press | Clark, O'Keefe, & Slack | Late Cretaceous (Campanian) | Sharon Springs Formation | ![]() ( ![]() ![]() |
A polycotylid. The type species is U. specta. Announced in 2023; the final article version will be published in 2024. | ![]() |
Name | Novelty | Status | Authors | Age | Type locality | Location | Notes | Images |
---|---|---|---|---|---|---|---|---|
Abalakemys[74] |
Gen. et sp. nov |
Valid |
Pérez-García |
Late Cretaceous (Maastrichtian) |
A member of the family Bothremydidae. The type species is A. chapmanae. |
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Sp. nov |
Valid |
Kehlmaier et al. |
Holocene |
A tortoise, a species of Astrochelys. |
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Carettochelys niahensis[76] |
Sp. nov |
In press |
White et al. |
Cenozoic (probably late Oligocene or younger in age) |
A member of the family Carettochelyidae. |
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Floridemys nancei[77] |
Sp. nov |
Valid |
Weems |
Miocene |
A tortoise. |
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Gehennachelys[78] | Gen. et comb. nov | Adrian, Smith, & Noto | Late Cretaceous (Cenomanian) | Lewisville Formation | ![]() ![]() |
A member of the family Baenidae; a new genus for "Trinitichelys" maini Adrain et al. (2019). | ||
Nom. nov |
McDavid & Hooks |
Late Cretaceous |
A member of the family Protostegidae; a replacement name for Microstega Hooks (1998). |
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Khargachelys[80] | Gen. et sp. nov | AbdelGawad et al. | Late Cretaceous (Campanian) | Quseir Formation | ![]() |
A member of Bothremydidae. The type species is K. caironensis | ||
Sp. nov |
Valid |
Ke et al. |
Late Cretaceous |
Dafeng Formation |
A member of the family Nanhsiungchelyidae. |
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Podocnemis tatacoensis[82] |
Sp. nov |
Valid |
Cadena & Vanegas |
Miocene (Serravallian) |
A species of Podocnemis. |
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Proadocus[83] |
Gen. et sp. nov |
Kim et al. |
Early Cretaceous |
A member of the family Adocidae. The type species is P. hadongensis. |
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Striatochelys[84] |
Gen. et sp. nov |
Valid |
Massonne et al. |
Eocene (Bartonian–Priabonian) |
Na Duong Formation |
A pan-trionychid. The type species is S. baba. |
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Sp. nov |
Pappa, Vlachos & Moser |
Miocene (Burdigalian/Langhian boundary) |
A tortoise. |
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Name | Novelty | Status | Authors | Age | Type locality | Location | Notes | Images |
---|---|---|---|---|---|---|---|---|
Gen. et sp. nov |
Datta & Ray |
Late Triassic |
A mystriosuchine phytosaur. The type species is C. techniensis. |
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Jupijkam[119] |
Gen. et sp. nov |
Brownstein |
Late Triassic (Norian-Rhaetian) |
A mystriosuchine phytosaur. The type species is J. paleofluvialis. |
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Gen. et sp. nov |
Paes-Neto et al. |
Late Triassic (Carnian) |
Santa Cruz do Sul Sequence of the Santa Maria Supersequence |
A rhadinosuchine proterochampsid. The type species is K. dornellesi. |
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Mystriosuchus alleroq[121] |
Sp. nov |
López-Rojas et al. |
Late Triassic |
Malmros Klint Formation |
A mystriosuchine phytosaur. |
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Gen. et sp. nov |
Paes-Neto et al. |
Triassic (Ladinian-Carnian) |
Pinheiros-Chiniquá Sequence of the Santa Maria Supersequence |
A rhadinosuchine proterochampsid. The type species is P. rodriguesi. |
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Gen. et sp. nov |
Valid |
Ezcurra et al. |
Early Triassic (Induan) |
A chasmatosuchine proterosuchid. The type species is S. pamelae. |
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Name | Novelty | Status | Authors | Age | Type locality | Location | Notes | Images |
---|---|---|---|---|---|---|---|---|
Alamitosphenos[125] |
Gen. et sp. nov |
In press |
Agnolín et al. |
Late Cretaceous (Maastrichtian) |
A sphenodontid rhynchocephalian. The type species is A. mineri. Announced in 2023; the final article version will be published in 2024. |
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Gen. et sp. nov |
Valid |
Wang, Lei & Li |
Middle Triassic (Anisian) |
A member of the family Dinocephalosauridae. The type species is A. minuta. |
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Gen. et sp. nov |
Fitch et al. |
Late Triassic (Carnian) |
A rhynchosaur belonging to the subfamily Hyperodapedontinae. The type species is B. cooowuse. |
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Sp. nov |
Bhat et al. |
Late Triassic |
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Gansurhinus naobaogouensis[129] | Sp. nov | Liu | Late Permian | Naogaobou Formation | ![]() |
A member of the family Captorhinidae. | ||
Gen. et sp. nov |
Wang et al. |
Middle Triassic (Anisian) |
An early diverging archosauromorph with a long neck, likely a tanystropheid. The type species is G. latens. |
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Gen. et sp. nov |
Valid |
Henrici et al. |
Carboniferous (Gzhelian) |
A member of Araeoscelidia. The type species is H. gregarius. |
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Gen. et sp. nov |
In press |
Butler et al. |
Late Triassic |
A member of the family Procolophonidae belonging to the subfamily Leptopleuroninae. The type species is H. trispiculum. |
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Gen. et sp. nov |
Valid |
Lu & Liu |
Middle Triassic (Anisian) |
A member of the family Tanystropheidae. The type species is L. terrestris. |
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Gen. et sp. nov |
Valid |
Sues & Schoch |
Middle Triassic (Ladinian) |
A member of the family Trilophosauridae. The type species is R. tytthos. |
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Gen. et sp. nov |
Valid |
Boyarinova & Golubev |
Permian |
A pareiasaur. The type species is S. karamzini. |
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Tramuntanasaurus[136] |
Gen. et sp. nov |
Matamales-Andreu et al. |
Permian |
Port des Canonge Formation |
A member of the family Captorhinidae belonging to the subfamily Moradisaurinae. The type species is T. tiai. |
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Gen. et sp. nov |
Sues & Schoch |
Middle Triassic (Ladinian) |
An early rhynchocephalian. The type species is W. hauboldae. |
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