siphuncles and septa in Antarcticeras and the lack of these traits in modern oegopsids, and found the shell morphology of Antarcticeras to be unique among...
7 KB (801 words) - 16:10, 13 March 2024
the Early Cretaceous (150 million years ago), and the Eocene fossil Antarcticeras is sometimes considered a descendant of the orthocerids although this...
10 KB (1,019 words) - 11:12, 24 December 2023
in the Cretaceous Period. A potential Cenozoic orthocone is known in Antarcticeras, which may be a descendant of the orthoceratoids and has an orthocone-like...
4 KB (414 words) - 10:21, 22 April 2024
Taxa Species Locality Stratigraphic position Material Notes Images Antarcticeras A. nordenskjoeldi NRM 8, below IAA 1/90 (Ungulate Site). Cucullaea I...
30 KB (1,499 words) - 15:50, 30 May 2024
Dirk Fuchs; Helmut Keupp; Christian Klug (2018). "A critical review of Antarcticeras Doguzhaeva, 2017 – teuthid affinities can explain the poorly mineralized...
180 KB (6,528 words) - 07:36, 29 April 2024
and arguing that the largest of endocerids were suspension feeders. Antarcticeras nordenskjoeldi Doguzhaeva in Doguzhaeva et al. (2017), originally assigned...
220 KB (9,818 words) - 01:09, 10 April 2024