Pleurotomella insignifica
Pleurotomella insignifica is an extinct species of sea snail, a marine gastropod mollusk in the family Raphitomidae.[1]
Pleurotomella insignifica | |
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Original image of a shell of †Pleurotomella insignifica | |
Scientific classification ![]() | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Mollusca |
Class: | Gastropoda |
Subclass: | Caenogastropoda |
Order: | Neogastropoda |
Superfamily: | Conoidea |
Family: | Raphitomidae |
Genus: | Pleurotomella |
Species: | †P. insignifica |
Binomial name | |
†Pleurotomella insignifica (Heilprin, 1879) | |
Synonyms | |
Pleurotoma insignifa Heilprin, 1879 |
Description
(Original description) The fusiform shell shows prominent revolving lines below the middle of the whorl. The spire is elevated. The shell contains about five angular whorls. The siphonal canal is short, obliquely curved. The aperture is contracted.[2]
References
- MNHN, Paris: Pleurotomella insignifica
- Heilprin, Angelo (1879). "On Some New Eocene Fossils from the Claiborne Marine Formation of Alabama". Proceedings of the Academy of Natural Sciences of Philadelphia. 31 (2): 211–216. JSTOR 4060324.
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