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Echinodermata (echinoderms)
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Echinoidea (sea urchins)
Chaetodiadema japonicum (ambulacral plates)
Description
a. Ambulacral plates of oral side: The last seven or eight plates towards the peristome (at the bottom) are not compound, carrying only a single pore-pair. b. Ambulacral plates of the aboral side: One compound plate is composed of three elements, each carrying a pore-pair, and set with one large tubercle.
Scale 4 mm.
Author
Mortensen, Theodor
JPG file
- 113.99 kB
- 654 x 1 063 pixels
added on 2011-02-23
203 views
From reference
Schultz, H. (2011). Sea urchins III: Worldwide regular de...
© 2011 Mortensen, Theodor
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