Selkirkoceras
From Wikipedia, the free encyclopedia
Selkirkoceras is a genus of armonoceratid cephalopods similar to Kochoceras of the Actinoceratidae, but with recumbent septal necks. The first siphuncular segment is large, broad, and blunt.
Quick Facts Selkirkoceras Temporal range: Middle Ordovician, Scientific classification ...
Selkirkoceras Temporal range: Middle Ordovician | |
---|---|
Scientific classification ![]() | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Mollusca |
Class: | Cephalopoda |
Subclass: | Nautiloidea |
Order: | †Actinocerida |
Family: | †Armenoceratidae |
Genus: | †Selkirkoceras Foeste, 1929 |
Close
Selkirkoceras, which is known from the Middle Ordovician of western North America, is included in the Nybyoceras branch of the Armenoceratidae (Teichert, 1964), which also includes Nybyoceras and Megadisocosorus.