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IMIS Photogallery » Echinodermata (echinoderms) » Echinoidea (sea urchins)
Tylocidaris baltica (oral)
Tylocidaris baltica (oral)
Description Oral side: The primary spines are strongly clubshaped, those at the underside more slender. The tubercles are not perforated.
Diameter of test 21 mm; Uppermost Cretaceous; Stevn's Klint, Denmark
Author Schultz, Heinke JPG file - 349.51 kB - 1 654 x 1 421 pixels added on 2005-02-23187 viewsFrom reference Schultz, H. (2006). Sea urchins: A guide to worldwide sha... © 2005 Schultz, Heinke
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