Definify.com

Webster 1913 Edition

Actinotrocha

‖

Acˊti-not′ro-cha

,

Noun.

pl.

[NL.; Gr. [GREEK], [GREEK], a ray + [GREEK] a ring.]

(Zool.)

A peculiar larval form of

Phoronis

, a genus of marine worms, having a circle of ciliated tentacles.