Clarkesvillia
From Wikipedia the free encyclopedia
Clarkesvillia Temporal range: U Ordovician | |
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Scientific classification | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Mollusca |
Class: | Cephalopoda |
Subclass: | Nautiloidea |
Order: | †Discosorida |
Family: | †Westonoceratidae |
Genus: | †Clarkesvillia Flower, 1946 |
Clarkesvillia is a genus of Upper Ordovician westonocerids that differs from Faberoceras in having a more flattened venter and from the later Glyptodendron in having a more ventrally located siphuncle.
References
[edit]- Teichert, C. 1964. Nautiloidea -Discosorida. Treatise on Invertebrate Paleontology Part K Teichert and Moore, eds.
- Clarkesvillia-Paleobiology DB