''Calliostoma tampaense'' is a
species of
sea snail
Sea snail is a common name for slow-moving marine gastropod molluscs, usually with visible external shells, such as whelk or abalone. They share the taxonomic class Gastropoda with slugs, which are distinguished from snails primarily by the ...
, a marine
gastropod
The gastropods (), commonly known as snails and slugs, belong to a large taxonomic class of invertebrates within the phylum Mollusca called Gastropoda ().
This class comprises snails and slugs from saltwater, from freshwater, and from land. T ...
mollusk in the
family Calliostomatidae.
Description
The shell grows to a height of 24 mm. The shell has a straight conical form, broader than ''
Calliostoma jujubinum''
(Gmelin, 1791). The
whorl
A whorl ( or ) is an individual circle, oval, volution or equivalent in a whorled pattern, which consists of a spiral or multiple concentric objects (including circles, ovals and arcs).
Whorls in nature
File:Photograph and axial plane floral ...
s are flat above, not prominent at the
sutures or concave. The spiral riblets or stria are fewer, and all beaded. The color of the shell is light brown, clouded with darker, often marked with white on the periphery. The
umbilicus has a larger perforation, and is bounded by a distinctly beaded rib.
Tryon (1889), Manual of Conchology XI, Academy of Natural Sciences, Philadelphia
(described as ''Calliostoma jujubinum'' var. ''perspectivum'')
Distribution
This species occurs in the Gulf of Mexico off Florida at a depth between 0 m and 11 m.
References
* Conrad, T. A. 1846. ''Descriptions of new species of fossil and Recent shells and corals''. Proceedings of the Academy of Natural Sciences of Philadelphia 3: 19–27, pl. 1.
* Rosenberg, G., F. Moretzsohn, and E. F. García. 2009. ''Gastropoda (Mollusca) of the Gulf of Mexico'', Pp. 579–699 in Felder, D.L. and D.K. Camp (eds.), Gulf of Mexico–Origins, Waters, and Biota. Biodiversity. Texas A&M Press, College Station, Texas.
External links
*
{{DEFAULTSORT:Calliostoma Tampaense
tampaense
Gastropods described in 1846