Hemidiscosa

Hemidiscosa

[¦he·mē·dis′kō·sə]

(invertebrate zoology)

An order of sponges in the subclass Amphidiscophora distinguished by birotulates that are hemidiscs with asymmetrical ends.

McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.