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Sperosoma biseriatum (aboral, close-up)
Description Close-up of upper side. The large adapical demiplates are in broad contact with the outer suture, the adoral demiplates are small and occluded from both sides. The primary plate usually does not reach the outer suture, only exceptionally spreading over the whole area (see drawing)Scale c. 10 mm. JPG file - 140.34 kB - 827 x 606 pixels added on 2011-02-23220 viewsFrom reference Schultz, H. (2011). Sea urchins III: Worldwide regular de... © 2011 Schultz, Heinke Click here to return to the thumbnails overview |
