utriculus

Etymology 1
From.

Noun

 * : a small skin or leathern bottle.

Etymology 2
From.

Noun

 * 1) The belly, abdomen.
 * 2) A little womb or matrix.
 * 3)  A bud or calycle of a flower, a hull or husk of grain.
 * 1)  A bud or calycle of a flower, a hull or husk of grain.