The genus Ptychoceras d'Orbigny in the Aptian-Albian of Patagonia and Antarctica

• Published in: Neues Jahrbuch für Geologie und Paläontologie - Abhandlungen
• Main Authors: Riccardi, Alberto Carlos, Medina, Francisco Alberto
• Format: Article in Journal/Newspaper
• Language: English
• Published: E Schweizerbartsche Verlags
• Subjects: Albian; Ammonoidea; Antarctica; Aptian; Patagonia; Ptychoceratidae; https://purl.org/becyt/ford/1.5; https://purl.org/becyt/ford/1; Ross Island; Argentina; Medina; Antarc*; James Ross Island
• Online Access: http://hdl.handle.net/11336/75699

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...