Alpheus euphrosyne   De Man,  1897 (Shrimp)
Organism information awaits expert curation
Taxonomy
Kingdom:Animalia
Phylum:Arthropoda
Class: Malacostraca
Order:Decapoda
Family:Alpheidae

Image copyrights: Washington Department of Fish and Wildlife

Description
Max. size: 58 mm TL; male carapace length 16.5-22.6mm; female carapace length 19.5-18.1mm.

Colour: Ground colour cream to pale yellow, with black cross bands on the posterior margins of carapace and abdominal segments. Chela with violet patches on the depressions and tips. Antennal and antennular flagella also violet in colour; legs and setae whitish.

Large chela very massive in comparison with the carpus and
merus; the small chela in male bearing balaeniceps dactylus about 3.5
times its breadth. Dactylus longer and the sharp
tip cross over the tip of fixed finger. Merus only 2.3 tinies as long as broad. In female, chela more slender. Ischia of 3rd and 4th legs of females with movable spines situated in the depression on the ventral aspect near the proximal part.The unarmed merus only less than 5 times as long as wide. Carpus of 4th leg bears 5 spinules extending along 2/3 of its length besides the distal one. Telson with sides almost straight and a rounded posterior margin. Paired short and stout dorsal spine situated on the mid-dorsal groove. Telson 1.6 times its breadth at the posterior end.


Synonym (s)
Alpheus euphrosyne euphrosyne De Man, 1897
(Senior synonym)
Alpheus eurydactylus De Man, 1920
(Junior synonym)
Crangon euphrosyne (De Man, 1897)
(Senior synonym)
Crangon euphrosyne Suvatti, 1937

Common Name (s)
• Nymph Snapping Shrimp (English)
Economic Importance and Threats

Ecology
Habitat:  Reef Associated, Demersal, Estuarine, Muddy, Coastal

Biogeography


• West Bengal, Digha Coast (Lat: 21.61) (Long: 87.53) INDIA
• Tamil Nadu, Mandapam INDIA (Depth: 10-15 mts)
• Tamil Nadu, Pamban, Palk Bay INDIA (Depth: 10-15 mts)
• Tamil Nadu, Rameswaram INDIA (Depth: 10-15 mts)
• West Bengal, Medinipur INDIA

Literature Source(s)
  • Chopra, B (1923) Bopyrid isopods parasitic on Indian Decapoda Macrura Records of the Indian Museum ZSI 25 411-550 Available at - Pune University, Pune
  • Ramakrishna; Sarkar, J and Talukdar, S (2003) Marine invertebrates of Digha coast and some recomendations on their conservation Records of the Zoological Survey of India ZSI, Kolkata 101(3-4) 1 Available at - NCL, Pune
  • Goswami, BCB (1992) Marine fauna of Digha coast of West Bengal, India Journal of Marine Biological Association of India The Marine Biological Association of India, Cochin 34 115-137 Available at - NIO, RC Kochi
  • Holthuis, LB (1980) FAO species catalogue. Vol. 1 Shrimps and prawns of the world. An annotated catalogue of species of interest to fisheries FAO Fisheries Synopsis - S125Vol.01 FAO, Rome 1 1-271 Available at - http://www.fao.org/docrep/009/ac477e/ac477e00.htm
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at - http://www.marinespecies.org
  • Sealifebase Available at - http://www.sealifebase.org/
  • Aquatic Nuisance Species Available at - http://wdfw.wa.gov/fish/ans/index.htm
  • Thomas, MM. (1976) New records of four Alpheid shrimps from the Indian waters Journal of the Marine Biological Association of India The Marine Biological Association of India 18(3) 667-669 Available at - http://eprints.cmfri.org.in/1476/1/Thomas_667-669.pdf
  • Roy, MK (2010) Diversity and Distribution of Crustacea Fauna in wetlands of West Bengal Journal of Environment and Sociobiology Social Environmental and Biological Association, Kolkata, India 7(2) 147-187 Available at - NIO,Goa

Page last updated on:2011-11-03

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