''Kylix rugifera'' 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 Drilliidae.
Description
The shell has a very dark chocolate color. The
whorls are longitudinally ribbed with the ribs terminating on a nodulous periphery, above which the surface is smooth and slightly concave. The lower portion of the
body whorl
The body whorl is part of the morphology of the shell in those gastropod mollusks that possess a coiled shell. The term is also sometimes used in a similar way to describe the shell of a cephalopod mollusk.
In gastropods
In gastropods, the b ...
has revolving striae. The shell reaches a length of 22 mm.
G.W. Tryon
George Washington Tryon Jr. (20 May 1838 – 5 February 1888) was an American malacologist who worked at the Academy of Natural Sciences in Philadelphia.
Biography
George Washington Tryon was the son of Edward K. Tryon and Adeline Savid ...
, Manual of Conchology vol. VI p. 196; 1884 (described as ''Drillia nigerrima'')
Distribution
Tjis species occurs in the
demersal zone of the Pacific Ocean off the
Galapagos Islands and
Panama.
References
Tucker, J.K. 2004 ''Catalog of recent and fossil turrids (Mollusca: Gastropoda)''. Zootaxa 682:1–1295
External links
*
{{DEFAULTSORT:Kylix Rugifera
rugifera
Gastropods described in 1834