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Prionocidaris callista (primary spines)
Beschrijving Close-up of primary spines: The upper side of the lower shaft is set with distinct thorns which become smaller distally. The underside is more or less smooth, and the collar has white spots. The older spines are overgrown with encrusting organisms.Diameter with spines 240 mm; Sydney Harbour, Australia, 14 m deep. JPG bestand - 315.94 kB - 1 181 x 1 613 pixels toegevoegd op 2005-02-23211 viewsUit bron Schultz, H. (2006). Sea urchins: A guide to worldwide sha... © 2005 Schultz, Heinke Klik hier om terug te keren naar miniatuurweergave |
