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Echinodermata (echinoderms)
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Echinoidea (sea urchins)
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 2011-02-23
275 views
From reference
Schultz, H. (2011). Sea urchins III: Worldwide regular de...
© 2011 Mortensen, Theodor
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