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Brissopsis lyrifera (apical system)
Description Apical system: The madreporite expands far to the posterior, separating the terminal plates I and V (ethmolytic)Scale 2 mm. JPG file - 133.47 kB - 884 x 1 320 pixels added on 2005-02-23764 viewsPeRMS taxaFrom reference Schultz, H. (2006). Sea urchins: A guide to worldwide sha... © 2005 Schultz, Heinke
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