| 单词 | colulus | 
| 释义 | colulusn. Zoology.   A sclerite at the base of and between the front spinnerets in many spiders. ΘΚΠ 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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