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.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.
Species The genus contains the following three species: Y. gasperinii - Late Cretaceous Allen, Anacleto, La Colonia Formations, ArgentinaYaminuechelys at Fossilworks.org Y. maior - Tiupampan Salamanca and Roca Formations, Argentina Y. sulcipeculiaris - Late Cretaceous La Colonia Formation, Argentina
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