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・ Haplocochlias garciai
・ Haplocochlias harryleei
・ Haplocochlias loperi
・ Haplocochlias lucasensis
・ Haplocochlias minusdentatus
・ Haplocochlias moolenbeeki
・ Haplocochlias multiliratus
・ Haplocochlias nunezi
・ Haplocochlias onaneyi
・ Haplocochlias ortizi
・ Haplocochlias pacorubioi
・ Haplocochlias panamensis
・ Haplocochlias pauciliratus
・ Haplocochlias risoneideneryae
・ Haplocochlias swifti
Haplocochlias turbinus
・ Haplocochlias williami
・ Haplocoelopsis
・ Haplocoelum
・ Haplocoelum trigonocarpum
・ Haplocolpodes
・ Haplocyon
・ Haplocyonoides
・ Haplocyonopsis
・ Haplodesmidae
・ Haplodina
・ Haplodiploidy
・ Haplodrili
・ Haploeax
・ Haploeax bimaculatus


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Haplocochlias turbinus : ウィキペディア英語版
Haplocochlias turbinus

''Haplocochlias turbinus'' is a species of sea snail, a marine gastropod mollusk in the family Skeneidae.〔Gofas, S. (2013). ''Haplocochlias turbinus'' (Dall, 1889). Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=737576 on 2013-08-27〕
==Description==
The height of the shell attains 3.3 mm. The small, thin shell has a subconic shape with four rounded whorls and a minute glassy nucleus. The radiating sculpture consists of fine oblique incremental lines, which on the early whorls rise into very fine threads, visible crossing the interspaces of the spiral sculpture. The spiral sculpture consists of (on the body whorl) about seven strong smooth even cinguli on the top of the whorl, and fourteen or fifteen more rather smaller from the periphery to the brink of the umbilicus. There are also a few finer ones, especially three near the suture, and occasionally some spiral striation is faintly indicated. On the top of the whorl the interspaces are about twice as wide as the threads, but not so wide on the base. The whorls, the periphery and the base are evenly rounded. The suture is distinct and not channelled. The umbilicus is perforate, with smoothish walls. The aperture is half as high as the shell. It is oblique, nearly circular, with sharp, simple, slightly expanded edges.〔(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 ) (described as ''Cyclostrema turbinum'' )〕

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