Kingdom Animalia Class Cephalopoda Order Nautilida Rank Genus | Phylum Mollusca Subclass Nautiloidea Superfamily Tainocerataceae | |
Similar Goldringia, Cyrtoceras, Cenoceras, Nautilida, Nautiloid | ||
Adelphoceras is a middle Devonian coiled nautiloid from Europe with an oval whorl section and shallow depressed zone on the inner, dorsal, rim; a strongly contracted T-shaped aperture; ventral siphuncle containing actinosiphonate deposits, and two rows of spines on either side.
Adelphoceras is included in the nautilid family Rutoceratidae, and is also a part of the Tainocerataceae.
References
Adelphoceras Wikipedia(Text) CC BY-SA