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Walcottoceras
From Wikipedia, the free encyclopedia
Walcottoceras is a genus of cephalopods from the Lower Ordovician included in the ellesmerocerid family Protocycloceratidae according to Rousseau Flower in 1964.
Quick Facts Scientific classification ...
Walcottoceras | |
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Walcottoceras monsense | |
Scientific classification ![]() | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Mollusca |
Class: | Cephalopoda |
Subclass: | Nautiloidea |
Order: | †Ellesmerocerida |
Family: | †Protocycloceratidae |
Genus: | †Walcottoceras Ulrich & Foerste 1936 |
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The shell of Walcottoceras is small, slender, compressed, with prominent annuli (complete encircling ribs or costae); may be straight or slightly endogastric. Could be said to be an annulate Ectenolites.
Walcottoceras has been found in the Lower Ordovician of British Columbia, Alberta, Utah, and New York.