Bellaspira virginiana explained

Bellaspira virginiana is an extinct species of sea snail, a marine gastropod mollusk in the family Drilliidae.^[1]

Description

The length of the shell attains 14 mm. The shell is subfusiform and is longitudinally ribbed. The eight ribs are distant. The shell shows very minute, close revolving lines, which become gradually more distinct on the body whorl. The siphonal canal is very short. The simple and entire outer lip is obsoletely, widely notched and curved outwards. The lip is reflexed and slightly callous near the upper extremity. The columella is straight.^[2]

Distribution

This extinct species was found in Miocene strata off Yorktown, Virginia, USA.

References

• Conrad, Acad. Nat. Sci. Philadelphia Proc. for 1862, p. 286.

External links

• J. A. Gardner. 1948. Mollusca from the Miocene and Lower Pliocene of Virginia and North Carolina: Part 2. Scaphopoda and Gastropoda. United States Geological Survey Professional Paper 199(B):179–310

Notes and References

1. Gofas, S. (2015). Bellaspira virginiana (Conrad, 1862) †. In: MolluscaBase (2015). Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=758613 on 2016-07-27
2. Web site: McLean, James H., and Leroy H. Poorman. Reinstatement of the turrid genus Bellaspira Conrad, 1868 (Mollusca: Gastropoda) with a review of the known species. Los Angeles County Museum of Natural History, 1970 . 27 July 2016 . https://web.archive.org/web/20160629120208/http://www.nhm.org/site/sites/default/files/pdf/contrib_science/CS189.pdf . 29 June 2016 . dead .