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Ambulacral structures of aspidodiadematids
Description Ambulacral structures of aspidodiadematids: Left: Plesiodiadema molle with simple plates. Only every third plate is set with a primary tubercle. Right: Aspidodiadema nicobaricum with compound plates. The primary tubercles are positioned on the largest element and cover also parts of the adjoining upper and lower elements (at ambitus).Left: Scale 1 mm; Right: Scale 4 mm. JPG file - 89.69 kB - 796 x 700 pixels added on 2011-02-23221 viewsFrom reference Schultz, H. (2011). Sea urchins III: Worldwide regular de... © 2011 Mortensen, Theodor Click here to return to the thumbnails overview |