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Hemipneustes striatoradiatus (aboral)
Beschrijving Aboral side: In each petal slit-like pore-pairs are developed, the tube feet were elongated and leaf-shaped with a strongly enlarged surface for more efficient gaseous exchange. The anterior furrow was overarched by spines to protect and cover the mucous string with its food particles.Length 84 mm; Upper Cretaceous, Netherlands. HvN JPG bestand - 197.04 kB - 1 067 x 1 179 pixels toegevoegd op 2005-02-23223 viewsUit bron Schultz, H. (2006). Sea urchins: A guide to worldwide sha... © 2005 Schultz, Heinke Klik hier om terug te keren naar miniatuurweergave |
