Anarithma stepheni

Anarithma stepheni
	Shell of Anarithma stepheni (specimen at MNHN, Paris)
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Subclass:	Caenogastropoda
Order:	Neogastropoda
Superfamily:	Conoidea
Family:	Mitromorphidae
Genus:	Anarithma
Species:	A. stepheni
Binomial name
	Anarithma stepheni; (Melvill & Standen, 1897)
Synonyms
	Anarithma pacei(Melvill, J.C. & R. Standen, 1897) (renamed); Columbella (Seminella) stepheni(Melvill & Standen, 1897); Columbella dibolosBarnard, 1964; Columbella (Seminella) paceiMelvill & Standen, 1896 (original combination); Columbella stepheni(Melvill & Standen, 1897); Lovellona stepheni(J.C. Melvill & R. Standen, 1897); Mitrolumna stepheni(Melvill & Standen, 1897); Mitromorpha (Lovellona) stepheni(Melvill & Standen, 1897); Mitromorpha stepheni(Melvill & Standen, 1897); Seminella pacei(Melvill, J.C. & R. Standen, 1896) (preoccupied);

Last updated December 28, 2023

Anarithma stepheni is a species of sea snail, a marine gastropod mollusk in the family Mitromorphidae.^[1]

Description

The length of the shell attains 4 mm, its diameter 1.75 mm.

(Original description) The minute, white shell is particularly beautiful. It contains six whorls , compact, clathrate, with close longitudinal riblets and revolving lirae. Just underneath the sutures the ante-penultimate and penultimate whorls are sparsely spotted with fulvous. In the body whorl the spots again occur towards the middle, but are contiguous to, and below joined with, one large dorsal effusion of the same colour. The aperture is narrow. The simple outer lip is thickened..The columella is upright.^[2]

Distribution

This marine species occurs off the Philippines; French Polynesia, Vanuatu and Papua New Guinea.

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References

1 2 Anarithma stepheni (Melvill & Standen, 1897) . Retrieved through: World Register of Marine Species on 8 April 2012.
↑ Melvill J.C. & Standen R. (1896) Notes on a collection of shells from Lifu and Uvea, Loyalty Islands, formed by the Rev. James and Mrs. Hadfield, with list of species. Part II. Journal of Conchology 8: 273–315 This article incorporates text from this source, which is in the public domain .

Kilburn, R.N. (1977) "Taxonomic studies on the marine Mollusca of southern Africa and Mozambique. Part 1." Annals of the Natal Museum, 23, 173–214
Severns, M. (2011) Shells of the Hawaiian Islands - The Sea Shells. Conchbooks, Hackenheim. 564 pp.

External links

MNHN: Anarithma stepheni
"Anarithma stepheni". Gastropods.com. Retrieved 15 January 2019.
Tucker, J.K. (2004). "Catalog of recent and fossil turrids (Mollusca: Gastropoda)" (PDF). Zootaxa. 682: 1–1295.

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[WoRMS-1] 1 2 Anarithma stepheni (Melvill & Standen, 1897) . Retrieved through: World Register of Marine Species on 8 April 2012.

[2] Melvill J.C. & Standen R. (1896) Notes on a collection of shells from Lifu and Uvea, Loyalty Islands, formed by the Rev. James and Mrs. Hadfield, with list of species. Part II. Journal of Conchology 8: 273–315 This article incorporates text from this source, which is in the public domain .

[1]

[2]

Anarithma stepheni

Shell of Anarithma stepheni (specimen at MNHN, Paris)
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Subclass:	Caenogastropoda
Order:	Neogastropoda
Superfamily:	Conoidea
Family:	Mitromorphidae
Genus:	Anarithma
Species:	A. stepheni
Binomial name
*Anarithma stepheni* (Melvill & Standen, 1897)
Synonyms ^[1]
Anarithma pacei(Melvill, J.C. & R. Standen, 1897) (renamed) Columbella (Seminella) stepheni(Melvill & Standen, 1897) Columbella dibolosBarnard, 1964 Columbella (Seminella) paceiMelvill & Standen, 1896 (original combination) Columbella stepheni(Melvill & Standen, 1897) Lovellona stepheni(J.C. Melvill & R. Standen, 1897) Mitrolumna stepheni(Melvill & Standen, 1897) Mitromorpha (Lovellona) stepheni(Melvill & Standen, 1897) Mitromorpha stepheni(Melvill & Standen, 1897) Seminella pacei(Melvill, J.C. & R. Standen, 1896) (preoccupied)