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・ Haplochromis velifer
・ Haplochromis venator
・ Haplochromis victoriae
・ Haplochromis victorianus
・ Haplochromis vittatus
・ Haplochromis vonlinnei
・ Haplochromis welcommei
・ Haplochromis worthingtoni
・ Haplochromis xanthopteryx
・ Haplochromis xenognathus
・ Haplochromis xenostoma
・ Haplochromis yellow black line
・ Haploclathra
・ Haplocochlias
・ Haplocochlias arrondoi
Haplocochlias bellus
・ Haplocochlias bieleri
・ Haplocochlias calidimaris
・ Haplocochlias compactus
・ Haplocochlias concepcionensis
・ Haplocochlias cubensis
・ Haplocochlias cyclophoreus
・ Haplocochlias erici
・ Haplocochlias francesae
・ Haplocochlias garciai
・ Haplocochlias harryleei
・ Haplocochlias loperi
・ Haplocochlias lucasensis
・ Haplocochlias minusdentatus
・ Haplocochlias moolenbeeki


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

''Haplocochlias bellus'' is a species of sea snail, a marine gastropod mollusk in the family Skeneidae.〔Gofas, S. (2013). Haplocochlias bellus (Dall, 1889). Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=737584 on 2013-10-21〕
==Description==
(Original description by W.H. Dall) The height of the shell attains 3.5 mm, its diameter also 3.5 mm. The small, white, solid shell is shaped much like Littorina littorea (Linnaeus, 1758), having 4½ whorls and a minute glassy rounded nucleus. The radiating sculpture consists of fine incremental striae and occasional irregularities of growth. The spiral sculpture consists of two sorts. First, the fine spiral grooving covers the whole shell evenly and is always present. Secondly, there are strong spiral ridges, generally nine or ten on the body whorl, but sometimes smaller and more numerous, sometimes partly absent, sometimes so arranged as to tabulate the part of the whorl next the suture, and almost invariably smaller and weaker as they approach the base and the centre of the base. The suture is distinct, not channelled. The simple aperture is nearly circular, but the outer margin of its thickened edge is angulated at the junction with the body. The callus is continuous. The columella is arched, with a small chink, but no umbilicus behind it. This chink varies in size with different specimens. The aperture is oblique, its upper margin a little depressed. This shell sometimes has the raised riblets reddish brown against the waxen white of the rest.〔(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 ''Fossarus (Gottoina) bella'')〕

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