xenophyae

xenophyae

[zə′näf·ē‚ē]
(invertebrate zoology)
In xenophyophores, the inorganic portion of the test consisting of foreign elements, such as sponge spicules, foraminiferan or radiolarian tests, and mineral particles.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.