Macrophiothrix demessa   (Lyman,  1861) (Brittle Star)
Organism information awaits expert curation
Class: Ophiuroidea

Size: Diameter of the disc (d.d.) = 6.5 mm; arms over 80 mm long.

Color: Variable but not spotted.

Disc covered by thorny stumps; radial shields with similar but shorter stumps. Dorsal arm plates with distal border convex, laterodistal corners bent back, rounded granules on the dorsal arm plates. Ventral arm plates longer than broad; lateral arm plates with 12 thorny spines, upper ones longest, lowest comb-like.

Synonym (s)
Ophiothrix demessa Lyman, 1861
Macrophiothrix demessa Clark, 1968
Amphiophiothrix demessa (Lyman, 1861)
Macrophiothrix coronata (Koehler, 1905)
Macrophiothrix mossambica J. B Balinsky, 1957
Ophiothrix coronata Koehler, 1905
Ophiothrix mauritiensis de Loriol, 1893

Common Name (s)
Economic Importance and Threats

Habitat:  Benthic


• Lakshadweep, Kavaratti INDIA (Record: 08/02/1986)

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
  • 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 -
  • Sealifebase Available at -

Page last updated on:2011-04-13

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