Echinoneus cyclostomus   Leske,  1778 (Sea Urchin)
Organism information awaits expert curation
Class: Echinoidea

Image copyrights: David Burdick

Size: Length of the test (L) = 20-42 mm.

Color: Deep red.

Forms small, test (shell) oval. Ambulacra simple with two vertical series of pore pairs running continuously from the apical end to the pristomial margin. Spines small. Anus in the posterior interambulacrum on the oral side.

Synonym (s)
Echinoneus crassus L. Agassiz & Desor, 1847
Echinoneus cyclostomus Bell, 1903
Echinoneus cyclostomus Clark and Rowe, 1971
Echinoneus conformis Desor, 1842
Echinoneus abruptus H.L. Clark, 1925
Echinoneus cruciatus Desor, 1842
Echinoneus elegans Desor, 1842
Echinoneus gibbosus Lamarck, 1816
Echinoneus minor Leske, 1778
Echinoneus orbicularis L. Agassiz & Desor, 1847
Echinoneus ovalis Breynius, 1732
Echinoneus semilunaris Gmelin, 1778
Echinoneus serialis Desor, 1842
Echinoneus ventricosus L. Agassiz & Desor, 1847
Galerites echinonea Des Moulins, 1837

Common Name (s)
Economic Importance and Threats

Habitat:  Benthic, Coastal


• Lakshadweep, Kavaratti INDIA (Record: 03/01/1980, 05/01/1980, 09/02/1986)
• Lakshadweep, Minicoy INDIA (Record: 13/12/1979, 17/02/1986, 19/12/1986)
• Lakshadweep, Chettalatt
• Lakshadweep, Kilttan 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
  • Sastry, DRK (2001) Echinodermata (other than Holothuroidea) from the Ritchie's Archipelago, Andaman Islands Records of the Zoological Survey of India 99(1-4) 157-170 Available at - ZSI, Pune
  • Sastry, DRK (2002) Echinodermata associated with coral reefs of Andaman and Nicobar Islands Zoological Survey of India ZSI 100(3-4) 21-60 Available at - ZSI, Pune
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at -
  • Sastry, DRK (1991) Echinodermata: Asteroidea, Ophiuroidea and Echinoidea State fauna series 2: Fauna of Lakshadweep ZSI, Calcutta 363-397 Available at - NIO, Goa
  • Sealifebase Available at -
  • BioLib. cz Available at -
  • Sastry, DRK (2007) Echinodermata of India : An annotated list Records of Zoological Survey of India Occassional paper No. 271 ZSI, Kolkata 1-387 Available at -
  • James, DB (1989) Echinoderms of Lakshadweep and their zoogeography Marine living resources of the union territory of Lakshadweep: An indicative survey with suggestions for development Bulletin of Central Marine Research Institute CMFRI 43 97-144 Available at -

Page last updated on:2011-04-25

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