Hemicythara octangulata

Hemicythara octangulata
	Original image of a shell of Hemicythara octangulata
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Subclass:	Caenogastropoda
Order:	Neogastropoda
Superfamily:	Conoidea
Family:	Mangeliidae
Genus:	Hemicythara
Species:	H. octangulata
Binomial name
	Hemicythara octangulata; (Dunker, 1860)
Synonyms[1]
	Clathurella octangulata (Dunker, 1860); Pleurotoma octangulata Dunker, 1860 (original combination);

Hemicythara octangulata is a species of sea snail, a marine gastropod mollusk in the family Mangeliidae.[1]

Description

The length of the shell attains 10 mm, its diameter 4 mm.

The solid, subfusiform shell is ovately oblong and obtusely shouldered, strongly longitudinally ribbed (eight in the body whorl) and transversely substriate. The shell contains six whorls with a distinct suture. The aperture is narrow. The outer lip is slightly incrassate. The siphonal canal is very short. The columella is almost upright. The color of the shell is yellowish white, with an interrupted chestnut band.[2][3]

Distribution

This marine species occurs off Japan, Korea and the Philippines.

References

WoRMS (2009). Hemicythara octangulata (Dunker, 1860). In: MolluscaBase (2017). Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=433994 on 2017-07-15
G.W. Tryon (1884) Manual of Conchology, structural and systematic, with illustrations of the species, vol. VI; Philadelphia, Academy of Natural Sciences This article incorporates text from this source, which is in the public domain. (described as Clathurella octangula )
Wilhelm Dunker, Mollusca japonica descripta et tabulis tribus iconum illustrata a Guilielmo Dunker (1861); This article incorporates text from this source, which is in the public domain.

External links

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[WoRMS-1] WoRMS (2009). Hemicythara octangulata (Dunker, 1860). In: MolluscaBase (2017). Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=433994 on 2017-07-15

[2] G.W. Tryon (1884) Manual of Conchology, structural and systematic, with illustrations of the species, vol. VI; Philadelphia, Academy of Natural Sciences This article incorporates text from this source, which is in the public domain. (described as Clathurella octangula )

[3] Wilhelm Dunker, Mollusca japonica descripta et tabulis tribus iconum illustrata a Guilielmo Dunker (1861); This article incorporates text from this source, which is in the public domain.