IMIS - Marine Research Groups | ||
Opechinus albus (coronal plates + apical system)
Description a. Ambulacral plates b. Interambulacral plates c. Apical system. The pits (spotted areas) are distinct and especially in the interambulacra, large and along the median suture confluent. The deep indentstions in the apical plates and the sharply offset distal parts give the apical disc a very peculiar shape.Scale 2 mm. JPG file - 154.39 kB - 1 525 x 589 pixels added on 2011-02-23162 viewsFrom reference Schultz, H. (2011). Sea urchins III: Worldwide regular de... © 2011 Mortensen, Theodor Click here to return to the thumbnails overview |