Mitra acuminata   Swainson,  1824 (Sea Snail)
Organism information awaits expert curation
Class: Gastropoda

Image copyrights: Joop Trausel & Frans Slieker

Size: 35 mm.

Color: Uniformly yellow, pale orange or orange-tan in color, some individuals with a broad and pale central band on the body whorl, aperture white, occasionally flushed with rose or yellow near the margin, columella white. Periostracum thin, brown and longitudinally finely striate.

Shell about 1 1/2 inches in length, elongate-ovate, solid, body whorl inflated, spire concave and acuminate, sutures distinct, smooth and narrowly incised. Whorls 7-9, apart from a smooth white protoconch, first 2-3 post-nuclear whorls with spiral threads which change to smooth, fine and shallow spiral grooves on later whorls, and number from 10-17 on the penultimate and up to 40 on the body whorl, in some individuals the spiral grooves are confined to the shoulder of the body whorl, the centre is smooth and the base has up to 14 oblique spiral cords. Aperture longer than the spire, narrow but widening anteriorly, smooth within, margin of outer lip smooth, prominently thickened, interior callus distinct but blunt and elongated, columella not calloused and only glazed, and with 4-5 oblique folds, siphonal canal pointed, straight, siphonal notch prominent.

Synonym (s)
Mitra acuminata Swainson, 1824
Mitra lutea Quoy & Gaimard, 1833
Strigatella acuminata Swainson, 1880
Mitra (Strigatella) acuminata Swainson, 1882
Strigatella lutea Swainson, 1882
Mitreala acuminatuma (sic) Spry, 1961

Common Name (s)
Economic Importance and Threats

Habitat:  Reef Associated, Rocky, Coastal


• Andaman and Nicobar Islands INDIA

Literature Source(s)
  • Tikadar, BK; Daniel, A and Subbarao, NV (1986) Sea shore animals of Andaman and Nicobar Islands The Director, ZSI, Kolkatta 188 Available at - ZSI, Pune
  • Nagabhushanam, AK and Krishnan, S (1993) Observations on the distribution of some of the marine organism inhabiting the inter-tidal zone along the western continental shelf of the Bay of Bengal, with particular reference to the Tamil Nadu coastal strip Records of the Zoological Survey of India 93(3-4) 449-490 Available at - ZSI, Pune
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at -
  • Cernohorsky, WO (1973) The Mitridae of the World Indo-Pacific Mollusca Delaware Museum of Natural History Grenville, Delaware, U.S.A 3(17) 273-528 Available at - NIO, Goa
  • Natural History Museum Rotterdam Available at -

Page last updated on:2011-09-05

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