basal ring

basal ring
The annular structure that extends posteriorly from the outer margin of the basal plate of the cephalic framework.

Online Dictionary of Invertebrate Zoology. . 2005.

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  • Base ring — Base Base, n. [F. base, L. basis, fr. Gr. ba sis a stepping, step, a base, pedestal, fr. bai nein to go, step, akin to E. come. Cf. {Basis}, and see {Come}.] 1. The bottom of anything, considered as its support, or that on which something rests… …   The Collaborative International Dictionary of English

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