bivium


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bivium

[′bī·vē·əm]
(invertebrate zoology)
The pair of starfish rays that extend on either side of the madreporite.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
tenuissima were relatively easy to identify, as they presented with a yellowish trivium and brown bivium exactly as described by Cherbonnier [12].
(22) El apologo de Hercules ad bivium contaba ademas con una vertiente religiosa que lo habia hecho susceptible de infinidad de transformaciones a lo divino.