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Stereocidaris sceptriferoides (apical system)
Stereocidaris sceptriferoides (apical system)
Description Part of apical system of: a. S. sceptriferoides, b. S. sceptriferoides var. lanceolata: each genital plate carries a few larger tubercles, c. S. sceptriferoides var. lamellata: The tubercles on the plates are more densely set showing broader naked bands along the plate edges. Furthemore the more fusiform primary spines are basically covered by rather lamellae-like spinules.
Scale 2 mm. Author Mortensen, Theodor JPG file - 111.65 kB - 945 x 535 pixels added on 2011-02-23297 viewsFrom reference Schultz, H. (2011). Sea urchins III: Worldwide regular de... © 2011 Mortensen, Theodor
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