• synonyms


noun plural -la (-lə)
  1. a sievelike spinning organ in certain spiders that occurs between the spinnerets
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Word Origin for cribellum

C19: New Latin, from Late Latin cribellum, diminutive of Latin cribrum a sieve
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Examples from the Web for cribellum

Historical Examples of cribellum

  • In the male the cribellum is rudimentary, and there is no calamistrum.

    The Common Spiders of the United States

    James Henry Emerton

  • Cribellum, kri-bel′um, n. an accessory spinning-organ of certain spiders—also Cribrell′um:—pl.

  • They have in front of the usual spinnerets an additional organ, which is named the cribellum (Fig. 102, c).

  • By means of the calamistrum these spiders comb from the cribellum a band of loose threads which form a part of their webs.

  • There are two quite distinct types of regular webs made by spiders possessing a cribellum and a calamistrum.