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alveolus

Edited by Ralph Harbach on Tue, 03/23/2010 - 17:26

Abbreviation:

a

Variants:

Pl. alveoli

Definition:

A cup-like depression (socket) bearing a seta or scale; its floor is formed by the membrane that supports the seta or scale; its wall is formed by a ring-like swelling of the cuticula (collar). An alveolus-like structure not bearing a seta or scale is termed a puncture.

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