Pleurotomella insignifica
Pleurotomella insignifica is an extinct species of sea snail, a marine gastropod mollusk in the family Raphitomidae.[1]
Pleurotomella insignifica | |
---|---|
Original image of a shell of †Pleurotomella insignifica | |
Scientific classification | |
Kingdom: | Animalia |
Phylum: | Mollusca |
Class: | Gastropoda |
Clade: | Caenogastropoda |
Clade: | Hypsogastropoda |
Clade: | 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]
Distribution
Fossils of this marine species were found in Eocene strata in Alabama, USA.
gollark: Crazed's shop, and many others.
gollark: It seems that diamonds have been trending towards 2.5KST lately.
gollark: What CAN'T neural interfaces be used on?
gollark: This is ridiculous.
gollark: `<joke group="nerd" style="transform: translateY(50vw);" type="funny"></joke>`
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.
This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.