astomocnidae nematocyst

astomocnidae nematocyst

[‚as·tə′mäk·nə‚dē ni′mad·ə‚sist]
(invertebrate zoology)
A stinging cell whose thread has a closed end and either is adhesive or acts as a lasso to entangle prey.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.