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A Guide to Common Singapore Spiders
by Joseph K H Koh
  Common Tiny House Dweller
Oecobius sp.
 
close-up of female
Female
 They are fast runners and feed on ants. Classification: Family Oecobiidae, Tiny House Dwellers.
Habitat: Walls of car porches, balconies.
Female: 2 mm.
Male: 1.5 mm.
These tiny spiders have a cribellum and calamistrum. diagram of abdomenVentral view of the abdomen of a female Oecobius,
showing theanal tubercle with curved hairs and a cribellum (arrowed)
The cribellum is a cigar-shaped plate on the underside of the abdomen, in front of the spinnerets. The anus has a large tubercle with a fringe of curved hairs.
  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