Coeloblastula
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coeloblastula
[‚sē·lō′blas·chə·lə] (embryology)
A simple, hollow blastula with a single-layered wall.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
The following article is from The Great Soviet Encyclopedia (1979). It might be outdated or ideologically biased.
Coeloblastula
a stage of embryonic development; a type of blastula. The coeloblastula is characteristic of certain Coelenterata, lower Arthropoda, Echinodermata, Tunicata, Acrania, Cyclostomata, Acipenseridae, and most Amphibia. It is formed as a result of complete radial cleavage (even or uneven). It resembles a bubble filled with fluid.
The Great Soviet Encyclopedia, 3rd Edition (1970-1979). © 2010 The Gale Group, Inc. All rights reserved.