The genus Ptychoceras D'ORBIGNY in the Aptian - Albian of Patagonia and Antarctica

Aptian - Albian Ptychoceratidae of southern Patagonia and James Ross Island, Antarctica are described. They are represented by Ptychoceras adpressum (J. SOWERBY, 1814), P. forbesianum STOLICZKA, 1865 and P. hamaimense PERVINQUIÈRE 1907. P. hamaimense occurs in the Peltocrioceras deeckei Assemblage Z...

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Detalles Bibliográficos
Autor principal:	Medina, Francisco Alberto
Publicado:	2008
Materias:	Albian Ammonoidea Antarctica Aptian Patagonia Ptychoceratidae
Acceso en línea:	https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_00777749_v249_n1_p9_Riccardi http://hdl.handle.net/20.500.12110/paper_00777749_v249_n1_p9_Riccardi
Aporte de:	Biblioteca Digital - Facultad de Ciencias Exactas y Naturales (UBA) de Universidad de Buenos Aires

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