Batagur baska   (Gray,  1831) (Turtle)
Organism information awaits expert curation
Taxonomy
Kingdom:Animalia
Phylum:Chordata
Class: Reptilia
Order:Testudines
Family:Bataguridae

Image copyrights: Asian Turtle Conservation Network

Description
Size: Carapace to 60 cm

Color: Females and juveniles are olive grey in color with grey to brown eyes. Males are darker, turning completely black during the breeding season with yellow or white eyes.

The head comparatively small with an upturned, pointed and strongly projecting snout. Skin of the posterior part of head divided into small shields. Carapace smooth, shining, sub-truncated anteriorly, rounded posteriorly, heavy and moderately depressed. Distinguished from other terrapins by the presence of only four, instead of five claws on the forelimb. Males have longer and thicker tails than females. Adult males somewhat smaller.


Synonym (s)
Emys baska Gray, 1831
Batagur baska Anderson, 1879
Batagur baska Smith, 1931
Emys batagur Gray, 1831
Emys tetraonyx Temminck, 1833
Tetraonyx affinis Cantor, 1847
(Ambiguous synonym)
Tetronyx longicollis Lesson, 1832
Trionyx cuvieri Gray, 1831

Common Name (s)
• River Terrapin (English)
• Mangrove Terrapin (English)
• Asian River Terrapin (English)
• Batagur (English)
• Common Batagur (English)
• Four Toed Terrapin (English)
Economic Importance and Threats
Threats:  Natural threats, Anthropogenic
(Hunting, harvesting of eggs, loss of mangrove forest and other food sources, incidental drowning in fishing nets and traps, accidental death resulting from power boats, loss of nesting beaches, pollution, destructive fishing practices, siltation and sedimentation due to watershed activities such as logging.)

Ecology
Habitat:  Estuarine, Coastal
Trophic Level:  Consumer
Prey:  Waterside plants and small animals such as clams
IUCN Status:  Critically Endangered

Biogeography


• West Bengal, Hugli Matla Estuary INDIA
• BANGLADESH
• MYANMAR
• INDIA

Literature Source(s)
  • Sanyal, DP; Dattagupta, B and Sur, S (1995) Reptilia Estuarine ecosystem series, Part 2: Hugli Matla Estuary ZSI, Calcutta 401-416 Available at - NIO, Goa
  • Integrated Taxonomic Information System (ITIS) Available at - http://www.itis.gov.
  • Bisby, FA; Roskov, YR; Orrell, TM; Nicolson, D; Paglinawan, LE; Bailly, N; Kirk, PM; Bourgoin, T and Baillargeon, G (Eds.) (2009) Species 2000 & ITIS Catalogue of Life: 2009 Annual Checklist Available at - www.catalogueoflife.org/annual-checklist/2009/
  • (2003) IUCN Red list of threatened species Available at - http://www.iucnredlist.org/
  • Asian Turtle Conservation Network Available at - http://www.asianturtlenetwork.org/index.htm

Page last updated on:2010-09-22

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