Ampelisca cyclops   Walker,  1904 (Amphipod)
Organism information awaits expert curation
Class: Malacostraca

Size: Length 7.4 (female).

Female: Cephalon nearly as long as first 3 peraeon segments combined, with a blunt. Telson ovate, cleft almost to base, lobes contiguous and each narrowed to a subacute apex. Upper lip rounded. Mandible with a trifid lacinia mobilis, spine row consisting of 8 pectinate spines and a strongly toothed molar. Palp slender and 4-segmented, 1st segment a little longer than 2nd but slightly shorter than 3rd, 4th nearly twice the length of 2nd. Inner and outer lobes of the lower lip broad and hirsute along distal margins. Outer lobe of maxilliped especially large and carrying 12 flat spine-teeth.

Synonym (s)
Ampelisca cyclops Pirlot, 1936
Ampelisca cyclops Barnard, 1937
Ampelisca cyclops Nayar, 1959
Ampelisca cyclops cyclops (Walker, 1904)
(Senior synonym)

Common Name (s)
Economic Importance and Threats

Habitat:  Demersal, Estuarine


• Tamil Nadu, Chennai INDIA
• Tamil Nadu, Gulf of Mannar INDIA
• Tamil Nadu, Tuticorin INDIA
• Tamil Nadu, Chennai INDIA
• Kerala, Trivandrum INDIA
• Kerala, Kochi Backwaters (Lat: 10) (Long: 76.333333) INDIA (Record: 09/1975-08/1976)
• Kerala, Kochi Backwaters INDIA (Record: 09/1975-08/1976)

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 -
  • Dr. Ramesh, R; Dr. Nammalwar, P and Dr. Gowri, VS (2008) Database on coastal information of Tamil Nadu Report Submitted to Environmental Information System (ENVIS) Centre, Department of Environment, Government of Tamil Nadu Institute for Ocean Management, Anna University, Chennai, 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
  • Rabindranath, P (1975) Marine Gammaridea (Crustacea: Amphipoda) from the Indian region; Family - Ampeliscidae Hydrobiologia Springer Netherlands 46(2-3) 241-262 Available at -
  • Sealifebase Available at -
  • Nair, KKC; Gopalakrishnan, TC; Venugopal, P; Peter, MG; Jayalakshmi, KV and Rao, TSS (1983) Population dynamics of estuarine amphipods in Cochin backwaters Marine Ecology Progress Series Inter-Research Science Center 10 289-295 Available at -

Page last updated on:2012-03-16

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