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A Guide to Common Singapore Spiders
by Joseph K H Koh
  Double-Spotted Spiny Spider
Gasteracantha mammosa C. L. Koch 1844
 
close-up of white spotted spiny spider
Female
The colouration of the abdomen varies: some specimens may be completely black.

Egg-sacs are in green silk.
Classification: Family Araneidae, Orb-Web Spiders.
Habitat: Gardens, wasteland, secondary forests.
Female: 6-10 mm.
Male: 3-5 mm.
Distribution: Singapore, Malaysia, Indonesia, the Philippines, Myanmar, Papua New Guinea, Sri Lanka, India, Australia, Fiji, China, Japan.
  From "A Guide to Common Singapore Spiders" by Joseph K. H. Koh
BP Guide to Nature Series published by the Singapore Science Centre and sponsored by British Petroleum
© 2000 Joseph K H Koh