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A Guide to Common Singapore Spiders
by Joseph K H Koh
  Four-Spotted Nursery Web Spider
Eurychoera quadrimaculata Thorell 1897
 
close-up of female showing patterned abdomen
Female
three-dimensional webIt spins a three-dimensional web with a platform at the bottom. It hides in dead leaves suspended in the web. Webs are usually spun in close proximity to one another.

Classification: Family Pisauridae, Nursery Web Spiders
Habitat: Among foliage overhanging jungle streams.
Female: 10 mm.
Male: 6-7 mm.
Distribution: Singapore, Malaysia.

Members of the Pisauridae family are large hunting spiders whose females carry their spherical egg-sacs under the jaws. The egg-sac is eventually enclosed in a three-dimensional web, called the nursery web, in which the spiderlings will hatch.

Eye arrangement of a Nursery Web Spider
(Eurychoera quadrimaculata).
Held under the palps is the egg-case

close-up of female carrying egg sac
  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