Eulimastoma engonium

Eulimastoma engonium, common name the needle odostome, is a species of sea snail, a marine gastropod mollusk in the family Pyramidellidae, the pyrams and their allies.[1][2]

Eulimastoma engonium
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Subclass: Heterobranchia
Family: Pyramidellidae
Genus: Eulimastoma
Species:
E. engonium
Binomial name
Eulimastoma engonium
(Bush, 1885)
Synonyms[1]
  • Eulimella engonia (Bush, 1885)
  • Odostomia engonia Bush, 1885 (basionym)
  • Odostomia (Eulimastoma) engonium (Bush, 1885)
  • Odostomia (Eulimastoma) weberi Absalão, R.S., F.N. dos Santos & D. d' Oliveira Tenório, 1996
  • Odostomia teres Bush, 1885

Description

The shell is white and lustrous. Its length measures 6.5 mm. The seven whorls of the teleoconch are flattened, distinctly chamfered above the channeled suture. The body whorl is distinctly angulated at the periphery, where there is a prominent rounded thread. There are also numerous indistinct, unequal striae only visible under a microscope. The columella has a small distinct fold, not seen in a front view.[3]

Distribution

This species occurs in the following locations:[1]

  • Caribbean Sea
  • Colombia
  • Gulf of Mexico
  • Cape Hatteras, North Carolina, USA

References
  1. WoRMS (2010). Eulimastoma engonium. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=420446 on 2011-10-26
  2. Rosenberg, 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.
  3. Manual of Conchology vol. VIII, G.W. Tryon, p. 343; 1889
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