Chicoreus microphyllus   (Lamarck,  1816) (Sea Snail)
Organism information awaits expert curation
Class: Gastropoda

Image copyrights: Schooner specimen shells

Size: Length 60.26-91.10 mm; diameter 31.25-42.75 mm; length of aperture 15.14-28.05 mm; length of spire 27.26-49.85 mm; length of the canal 19.28-23.65 mm.

Color: Light to dark brown with varices and spiral cords chestnut; aperture white with light pink tinge.

Shell fusoid, large; spire high consisting of nine post nuclear whorls. Protoconch consists of 2½ whorls, rounded, depressed and smooth; body whorl large, elongate; suture not deep; anal sulcus narrow, deep. Aperture circularly ovate. Outer lip thick and dentate, finely lirate above shoulder; interior lirate; columella adherent, except extreme anterior, slightly twisted, smooth, but faint plications on the posterior part. Canal moderate, narrowly open, recurved terminally to right, body whorl with 3 foliaceous varices, spines short, broadly open, obtusely branched; shoulder spine large, followed by four short spines increasing in length; spinelets in between them. Canal bears four spines; axial sculpture with one to two faint knob-like ridges, spiral sculpture with primary, secondary cords, finely tuberculated, fine threads in between, scabrous nature.

Synonym (s)
Murex microphyllus Lamarck, 1816
Chicoreus microphyllus Radwin & D'Attilio, 1976
Murex torrefactus Sowerby, 1841
Murex (Chicoreus) microphyllus Melvill and Standen, 1898
Murex torrefactus Gravely, 1942
Chicoreus torrefactus Cernohorsky, 1967
Chicoreus microphyllus Cernohorsky, 1967

Common Name (s)
Economic Importance and Threats

Habitat:  Demersal


• Orissa, Off Gopalpur INDIA (Record: 1991, 1993)
• Tamil Nadu, Chennai INDIA (Record: 1991, 1993)
• Andaman and Nicobar Islands, Andamans INDIA
• Andaman and Nicobar Islands, Barren Island INDIA (Record: 1993)

Literature Source(s)
  • Rao, NVS; Rao, KVS and Maitra, S (1991) Marine molluscs State fauna series 1: Fauna of Orissa Zoological Survey of India, Calcutta Part 3 1-175 Available at - NIO, Goa
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at -
  • Mayhew, R Schooner specimen shells Available at -
  • Subba Rao, NV and Surya Rao, KV (1993) Contribution to the knowledge of Indian marine molluscs: Pt. 3. Family: Muricidae Occasional paper no 153 Records of the Zoological Survey of India ZSI, Kolkata 133 pp Available at - NIO, Goa
  • Subba Rao, NV and Dey, A (2000) Catalogue of marine molluscs of Andaman and Nicobar Islands Occasional paper no 187 Records of the Zoological Survey of India ZSI 1-323 Available at - NCL, Pune

Page last updated on:2012-07-11

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