Colomastix pusilla   Grube,  1861 (Amphipod)
Organism information awaits expert curation
Class: Malacostraca

Image copyrights: Marine Species Identification Portal

Size: Up to 5 mm.

Color: Red or brown with dorsal markings.

Body strongly depressed, largely devoid of setae and spines. Coxal plates short. Epimeral plates broadly rounded. Head large and broad, lateral lobes rounded; eyes small and rounded. Antennae short and very robust, larger in male than female, peduncles with inner margins spinose. Pereiopods 3 to 7 similar, slender. Urosome small; telson broad, entire, apex narrowly rounded.

Synonym (s)
Colomastix pusilla Walker, 1904
Colomastix crassimanus Walker, 1909
Colomastix pusilla Chilton, 1925
Colomastix pusilla Schellenberg, 1928
Colomastix pusilla Barnard, 1937
Colomastix crassimanus Heller, 1867
Colomastix stilipes Norman, 1869
Colomastix tenuipes Bate, 1862
Exungia stilipes Norman, 1869

Common Name (s)
Economic Importance and Threats



• Tamil Nadu, Gulf of Mannar INDIA
• Tamil Nadu, Chennai INDIA
• Tamil Nadu, Tuticorin INDIA (Record: 21/09/1962)
• Bay of Bengal INDIA

Literature Source(s)
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at -
  • Marine Biological Station, Chennai, Tamil Nadu (2003) Checklist of marine fauna of Tamil Nadu Department of Environment, Government of Tamil Nadu Available at -
  • Nayar, KN (1966) On the Gammaridean Amphipoda of the Gulf of Mannar, with special reference to those of the pearl and chank beds Proceedings of Symposium on Crustacea Marine Biological Association of India, Mandapam Camp Part I 133-168 Available at - NIO, Goa
  • de Kluijver, MJ and Ingalsuo, SS Macrobenthos of the North Sea - Crustacea Marine Species Identification Portal Available at -

Page last updated on:2010-11-03

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