Vexillum approximatum is a species of small sea snail, marine gastropod mollusk in the family Costellariidae, the ribbed miters.[1]
| Vexillum approximatum | |
|---|---|
_-_Costellariidae_-_Mollusc_shell.jpeg)
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Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Caenogastropoda |
| Order: | Neogastropoda |
| Superfamily: | Turbinelloidea |
| Family: | Costellariidae |
| Genus: | Vexillum |
| Species: | V. approximatum
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| Binomial name | |
| Vexillum approximatum (Pease, 1860)
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| Synonyms[1] | |
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Description edit
The ovate shell is turreted. The whorls are convexly angulated at the sutures, longitudinally ribbed and crossed by impressed striae. The interstices are punctured. The aperture is striated within. The columella is four-plaited. The color of the shell is white, banded and blotched irregularly with chestnut-brown. [2]
Distribution edit
This marine species occurs off the Philippines and Hawaii.
Fossils have been found in early Miocene strata on Enewetak Atoll, Marshall Islands
References edit
- ^ a b Vexillum approximatum (Pease, 1860). Retrieved through: World Register of Marine Species on 5 April 2012.
- ^ Tryon (1882), Manual of Conchology IV
- Turner H. 2001. Katalog der Familie Costellariidae Macdonald, 1860. Conchbooks. 1–100 page(s): 17
External links edit
- Pease, W. H. (1860). Descriptions of new species of Mollusca from the Sandwich Islands. Proceedings of the Zoological Society of London. 28: 18-36; 141-148.
- Ladd, H.S. (1977). Cenozoic fossil mollusks from western Pacific islands; Gastropods (Eratoidae through Harpidae). U.S. Geological Survey Professional Paper. 533: i–iv, 1–84, pls 1–23
This article incorporates text from this source, which is in the public domain.
