Keyword Search Tips |  Advanced Search
Display Options
Results per Page
Sort By
What's New
Popular View
Plant & Animal Corner
  • Malayan Horned Frog
  • Gardenia cf. nitida
  • Eight-Spotted Crab Spider
  • Aechmea tayoensis
Please Choose a Category:
Popular Keywords
ixoraBougainvilleaheliconiaplumeriaFicushibiscusAglaonemaPhilodendronDRACAENA calathea
round_tl round_tr
frame Visitors Counter
frame 717298
round_bl round_br
  Amphidromus atricallosus temasek
  Family Name : Amphidromidae

  Taxonomic Group : Invertebrates (Mollusc)

  Common Names : Green Tree Snail

Green Tree Snail
  • Description
    • Size :
      30 mm to 50 mm
      Description :
      Robust, yellowish or green shelled snail with a reflexed lip and a black mark at the aperture; body creamy white. It is largely arboreal. The shell has a left-handed coil.
  • Ecology, Habitat & Location
    • Ecological Notes :
      This species is largely arboreal, feeding on the algae and other material on the leaves and bark where it feeds. Empty shells can occasionally be found on the ground. It seems to occur at very low densities, but outside Singapore it can be common on limestone hills.
      Habitats :
      Forest, Terrestrial
      Distribution :
      Peninsular Malaysia and Singapore. In Singapore it is now limited to two forest localities, one on the mainland and one on an offshore island.
      Nature Reserves :
      Central Catchment Nature Reserve
  • Conservation
    • Trends & Threats :
      Forest clearance and indiscriminate collecting by shell collectors.
      Scientific Interest & Potential Value :
      This species is popular amongst shell collectors. It is a potential indicator of forest health.
      Conservation Notes :
      Continued protection of its forest habitat is required. Strict controls are needed to prevent shell collectors from taking specimens.
  • Status
    • Species Status :
      Singapore Red Data Book 2008 status :
      Endangered (EN)
      Singapore Red Data Book 1994 status :
      Endangered (E)
  • References
    • Davison, G.W.H., Ng, P.K.L. & Ho, H.C (Eds.). 2008. The Singapore Red Data Book (2nd Edition). Singapore: Nature Society (Singapore). 285pp 
      Lok, A.F.S.L. & Tan, S. K. 2008. A review of the Singapore status of the green tree snail, Amphidromus atricallosus perakensis Fulton, 1901 and its biology. Nature in Singapore. 1. 225-230 
      Ng, P.K.L. & Wee, Y.C. (Eds.). 1994. The Singapore Red Data Book (1st Edition). Singapore: Nature Society (Singapore). 343pp 
      Tan, S.K. & Woo, H.P.M. 2010. A preliminary checklist of the Molluscs of Singapore. Singapore: Raffles Museum of Biodiversity Research & Department of Biological Sciences (NUS). 78pp 
      Tan, S.K., Chan Sow Yan & Panha, S. 2011. A new subspecies of Amphidromus atricallosus from Singapore. Raffles Bulletin of Zoology. 59. (1). 39-46 

   Last updated on:

  Download Image  Print Page

Public Comment     

Total page hits: 580
© 2013 National Parks Board, Singapore. Supported client browser: IE6+, Firefox 1.05+, Chrome 12+, Opera 7.52+, Netscape 7.1+