Thel-phü'si-an, n.

noun

n. [Gr. θηλή, nipple, and φυσᾶν, to breathe.] (Zoöl.) One of a family of crustaceans resembling the land-crab, which live in the earth near the shore.

An engraved illustration of a crab with raised claws and outstretched legs.
Thelphusian.