cribellum

/kษนษชหˆbษ›lษ™m/
noun
  1. 1

    A spinning organ having many fine pores, situated in front of the spinners in some araneomorph spiders.

    โ€œ1996: some groups of spiders have a sieve-like plate, the cribellum, just in front of the spinners. โ€” Michael J. Roberts, Spiders of Britain and Northern Europe (Collins 1996, p. 17)โ€

Source: https://en.wiktionary.org/wiki/cribellum