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Goniocidaris (Cyrtocidaris) tenuispina (apical disc, ambulacral plates and primary spine cross section)
Description a. Apical system of (1.) male, (2.) female, b. Part of primary spine, transverse section: The outer surface is covered by a meshwork of cortical hair, c. Ambulacral plates: The depressed, naked median zone is zigzag shaped.a. Scale 4 mm, b. Scale 250 µ, c. Scale 20 mm. JPG file - 161.67 kB - 1 671 x 393 pixels added on 2011-02-23216 viewsFrom reference Schultz, H. (2011). Sea urchins III: Worldwide regular de... © 2011 Mortensen, Theodor Click here to return to the thumbnails overview |
