Yaminuechelys

Yaminuechelys; Temporal range: Late Santonian-Thanetian (Tiupampan); ~84.9–58.7 Ma PreꞒ Ꞓ O S D C P T J K Pg N
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Chordata
Class:	Reptilia
Order:	Testudines
Suborder:	Pleurodira
Family:	Chelidae
Subfamily:	Hydromedusinae
Genus:	† Yaminuechelys ; De la Fuente et al. 2001
Species
	Y. gasperiniiDe la Fuente et al. 2001; Y. maiorStaesche 1929; Y sulcipeculiarisOriozabala, Sterli & De La Fuente 2020;

Last updated July 04, 2025

Yaminuechelys is an extinct genus of chelid turtle from Argentina and the Dorotea Formation of Chile. The genus first appeared during the Late Cretaceous and became extinct during the Late Paleocene.^[2]

Species

The genus contains the following three species:

Y. gasperiniiDe la Fuente et al. 2001^[1] - Late Cretaceous Allen, Anacleto, La Colonia Formations, Argentina^[3]
Y. maiorStaesche 1929^[3]^[4] - Tiupampan Salamanca and Roca Formations, Argentina
Y. sulcipeculiarisOriozabala, Sterli & De La Fuente 2020 - Late Cretaceous La Colonia Formation, Argentina^[5]

References

1 2 De la Fuente, M., F. Lapparent de Broin, and T. Manera de Bianco. 2001, The oldest and first nearly complete skeleton of a chelid, of the Hydromedusa sub-group (Chelidae, Pleurodira), from the Upper Cretaceous of Patagonia. Bullettin de la Société Géologique de France. 172:237–244.
↑ Bona, P. & De la Fuente, M. 2005. Phylogenetic and paleobiogeographic implications of Yaminuechelys major (Staesche, 1929) new comb., a large long-necked chelid turtle from the early Paleocene of Patagonia, Argentina. Journal of Vertebrate Paleontology 25(3):569–582.
1 2 Yaminuechelys at Fossilworks.org
↑ Staesche K. 1929. Schildkroteneste aus der oberen Kreide Patagoniens. Palaeontographica 72(1-6):103-123
↑ Carolina Oriozabala; Juliana Sterli; Marcelo S. De La Fuente (2020). "New species of the long-necked chelid Yaminuechelys from the Upper Cretaceous (Campanian–Maastrichtian) of Chubut, Argentina". Cretaceous Research. 106 104197. Bibcode:2020CrRes.10604197O. doi:10.1016/j.cretres.2019.104197. S2CID 201336536.

Alarcón Muñoz, J., S. Soto-Acuña, L. M. E. Manríquez, R. A. Fernández, D. Bajor, J. P. Guevara, F. Suazo Lara, M. A. and A. O. Vargas (2020), "Freshwater turtles (Testudines: Pleurodira) in the Upper Cretaceous of Chilean Patagonia", Journal of South American Earth Sciences , 102 102652, Bibcode:2020JSAES.10202652A, doi:10.1016/j.jsames.2020.102652 , retrieved 2020-06-12{{citation}}: CS1 maint: multiple names: authors list (link)

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[fuente2001-1] 1 2 De la Fuente, M., F. Lapparent de Broin, and T. Manera de Bianco. 2001, The oldest and first nearly complete skeleton of a chelid, of the Hydromedusa sub-group (Chelidae, Pleurodira), from the Upper Cretaceous of Patagonia. Bullettin de la Société Géologique de France. 172:237–244.

[bona_fuente-2] Bona, P. & De la Fuente, M. 2005. Phylogenetic and paleobiogeographic implications of Yaminuechelys major (Staesche, 1929) new comb., a large long-necked chelid turtle from the early Paleocene of Patagonia, Argentina. Journal of Vertebrate Paleontology 25(3):569–582.

[FWYaminuechelys-3] 1 2 Yaminuechelys at Fossilworks.org

[staesche1929-4] Staesche K. 1929. Schildkroteneste aus der oberen Kreide Patagoniens. Palaeontographica 72(1-6):103-123

[5] Carolina Oriozabala; Juliana Sterli; Marcelo S. De La Fuente (2020). "New species of the long-necked chelid Yaminuechelys from the Upper Cretaceous (Campanian–Maastrichtian) of Chubut, Argentina". Cretaceous Research. 106 104197. Bibcode:2020CrRes.10604197O. doi:10.1016/j.cretres.2019.104197. S2CID 201336536.

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Yaminuechelys

Contents

Species

References

Further reading