''Glyphoturris quadrata'', common name the square glyph-turrid, is a species of small carnivorous
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 Mangeliidae.
The subspecies ''Glyphoturris quadrata rugirima''
(Dall, 1889) is a synonym of
Glyphoturris rugirima
''Glyphoturris rugirima'' is a species of sea snail, a marine gastropod mollusc in the family Mangeliidae.
Description
The length of the shell varies between 5 mm and 8 mm.
This species differs from '' Glyphoturris diminuta'' in bein ...
(Dall, 1889)
Distribution
''G. quadrata'' can be found in Atlantic waters, ranging from the eastern coast of
Florida and the Gulf of Mexico, south to
Brazil, and also surrounding
Bermuda.; in the
Gulf of Mexico, the
Caribbean Sea and the
Lesser Antilles.
Description
The size of the shell varies between 4 mm and 6.8 mm.
The shell is strongly biangulated on 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 ...
. The ribs are distant and conspicuous. The revolving
sculpture is fine and close. The color of the shell is whitish or yellowish. The interstices of the ribs often are chestnut-colored.
''Glyphoturris diminuta'' was previously thought to differ from Glyphoturris quadrata (Reeve, 1845) in the greater strength of the
sculpture. The
aperture and the
columella are white.
Dall W. H. 1889. Reports on the results of dredging, under the supervision of Alexander Agassiz, in the Gulf of Mexico (1877–78) and in the Caribbean Sea (1879–80), by the U.S. Coast Survey Steamer "Blake", Lieut.-Commander C.D. Sigsbee, U.S.N., and Commander J.R. Bartlett, U.S.N., commanding. XXIX. Report on the Mollusca. Part 2, Gastropoda and Scaphopoda. Bulletin of the Museum of Comparative Zoölogy at Harvard College 18: 1–492, pls. 10–40
References
External links
*
Tucker, J.K. 2004 ''Catalog of recent and fossil turrids (Mollusca: Gastropoda)''. Zootaxa 682:1–1295.
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
Adams, C. B. 1850. Description of supposed new species of marine shells which inhabit Jamaica. Contributions to Conchology, 4: 56–68, 109–123
Bouchet P., Kantor Yu.I., Sysoev A. & Puillandre N. (2011) A new operational classification of the Conoidea. Journal of Molluscan Studies 77: 273–308.
De Jong K.M. & Coomans H.E. (1988) Marine gastropods from Curaçao, Aruba and Bonaire. Leiden: E.J. Brill. 261 pp.
{{DEFAULTSORT:Glyphoturris Quadrata
quadrata
Gastropods described in 1845