colulusn.
/ˈkɒljʊləs/ Zoology.
A sclerite at the base of and between the front spinnerets in many spiders.
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the world > animals > invertebrates > phylum Arthropoda > class Arachnida > [noun] > order Aranea > member of (spider) > parts of > spinneret > sclerite between front spinnerets
colulus1904
1904 Ann. & Mag. Nat. Hist. Jan. 65 The well-developed colulus, front spinnerets close together [etc.] show them to belong to M. Simon's group Cybæeæ.
1951 G. H. Locket & A. F. Millidge Brit. Spiders I. iii. 29 The colulus is a small tubercle set just in front of the anterior pair of spinners in certain spiders.
This entry has not yet been fully updated (first published 1933; most recently modified version published online June 2018).
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n.1904