Mitra aurantia   (Gmelin,  1791) (Sea Snail)
Organism information awaits expert curation
Class: Gastropoda

Image copyrights: Joop Trausel & Frans Slieker

Size: 48 mm.

Color: Dark tan to dark brown in color, ornamented with a single, white or yellowish-brown transverse band on the spire whorls and anterior to the body whorl suture, the broad and occasionally reaches the body whorl suture. Interior of aperture white, light violet or bluish-white. Young specimens have small white spots sparsely scattered over the body whorl. Periostracum thin, brown and moderately opaque.

Shell about 2 inches in length, elongate-ovate, heavy and solid, sutures deeply impressed and occasionally ledged without being channeled. Whorls 6 1/2 - 8, apart from 1 1/2 - 2 white, smooth and conical nuclear whorls, spire whorls flat-sided, sculptured with deep or shallow spiral grooves and numerous, fine longitudinal hair-lines, in deeply grooved specimens the resulting cords are elevated and almost angulate, in shallowly grooved individuals the cords are weak and almost flat, with the exception of the basal cords. Spiral cords number from 3-8 on the penultimate and from 16-28 on the body whorl, inclusive of the basal cords. Aperture longer than the spire, moderately narrow and smooth within, outer lip thickened, convexly elongate and finely crenulate at the margin. Parietal wall glazed, anterior half of the columella distinctly calloused and with 4-6 moderately slender, oblique folds, siphonal fasciole straight and occasionally weakly calloused, siphonal notch distinct.

Synonym (s)

Common Name (s)
• Orange Miter
Economic Importance and Threats

Habitat:  Reef Associated,Rocky,Coastal


• Andaman and Nicobar Islands INDIA

Literature Source(s)
  • (2002) Lakshadweep Islands biodiversity strategy and action plan (Version: 3)
  • 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
  • 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 -
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at -

Page last updated on:2011-09-05

Back to Search