Maelonoceras
| Maelonoceras Temporal range: Ordovician - Silurian | |
|---|---|
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Cephalopoda |
| Superorder: | Nautilitoidea |
| Order: | Oncocerida |
| Genus: | Maelonoceras Hyatt 1884 |
Maelonoceras is a Late Ordovician - early Silurian oncocerid found in Ontario.
Description
The shell is a faintly gibbous exogastric cyrtocone with subparallel dorsal and ventral profiles but adorally converging sides. The aperture vizored, pear-shaped. The Siphuncle small, ventral.
Taxonomic relation
Maelonoceras is nautiloid cephalopod included in the Oncoceratidae along with such genera as Oncoceras, Belotoceras, Digenuoceras, and Maimoceras.
References
- Walter C. Sweet, 1964. Nautiloidea-Oncocerida. Treatise on Invertebrate Paleontology, Part K.
- Maelonoceras Fossilworks entry.
- Jack Sepkoski 2002. List of cephalopod genera
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