WoRMS Photogallery
Peronella orbicularis (apical)
Description Apical system: The terminal plates with small pores are incorporated into the monobasal madreporite. There are four gonopores. The hydropres are scattered over the madreporite. (The small tubercles covering the whole plate are only drawn at the lower part for clarity).Scale 2 mm. JPG file - 69.88 kB - 945 x 1 006 pixels added on 2005-02-23196 viewsWoRMS taxaScan of drawing Peronella orbicularis (Leske, 1778)checked Kroh, Andreas 2021-02-24From reference Schultz, H. (2006). Sea urchins: A guide to worldwide sha... Download full size
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