- penellipse
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n. [L. paene, almost; Gr. elleipsis, leaving out](ARTHROPODA: Insecta)In larvae, a series of crochets usually more than a semicircle and less than a complete circle; see lateral penellipse, mesal penellipse.
Online Dictionary of Invertebrate Zoology. A.R. Maggenti and S.L. Gardne. 2005.