cribellum


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Related to cribellum: Calamistrum, colossus

cribellum

(krɪˈbɛləm)
n, pl -la (-lə)
(Zoology) a sievelike spinning organ in certain spiders that occurs between the spinnerets
[C19: New Latin, from Late Latin cribellum, diminutive of Latin cribrum a sieve]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
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References in periodicals archive ?
(Araneae: Austrochilidae): Notes on the transformation of the anterior median spinnerets into the cribellum. Israel Journal of Entomology 47:21-33.
Cribellar threads derive their stickiness from thousands of fine, looped fibrils that are produced by the spigots of a cribellum spinning plate located at the posterior of the spider's abdomen.
The reduced cymbium, feathery setae, lack of tarsal macrosetae and wide cribellum, among other characters, suggest that the specimens from Coahuila belong to Prithinae, one of the two subfamilies of Filistatidae (see Gray 1995; Magalhaes & Ramirez 2017).
Cribellum of female obviously divided and narrower than the width of anterior lateral spinnerets.
The lack of cribellate threads on the sheet of juvenile spiders (2nd to 6th instar) may either represent an ancestral condition, an undeveloped condition of the cribellum apparatus, or both.
Some anatomical aspects of Hypochilus thorelli with special reference to the calamistrum and cribellum. Symposia of the Zoological Society of London 42:417-422.
Griswold (1990), the author who most recently tried to define Amaurobiidae, defines the family as having a divided cribellum, the simple, sclerotized retrolateral and dorsal tibial processes on the male palp, and two rows of metatarsal and a single row of tarsal trichobothria (sensu Lehtinen 1967).