Ruthenoceras
Appearance
Ruthenoceras | |
---|---|
Scientific classification ![]() | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | incertae sedis |
Genus: | †Ruthenoceras |
Ruthenoceras is a conical Cambrian fossil originally classified as a cephalopod, but which is too poorly preserved for a classification to be upheld.[1]
References
- ^ Clarke, M.R. (1985), "Main features of cephalopod evolution", in Wilbur, Karl M.; Clarke, M.R.; Trueman, E.R. (eds.), The Mollusca, vol. 12. Paleontology and neontology of Cephalopods, New York: Academic Press, ISBN 0-12-728702-7