Definify.com

Webster 1913 Edition

Pluteus

‖

Plu′te-us

,

Noun.

;

pl. L.

Plutei

(#)

, E.

Pluteuses

(#)

.

[L., a shed.]

(Zool.)

The free-swimming larva of sea urchins and ophiurans, having several long stiff processes inclosing calcareous rods.