Phyllacanthus parvispinus (primary spine, transverse section)
Description Part of transverse section of primary spine: There are more ridges on the shaft compared with P. dubius, the interspaces with the cortical meshwork being narrower.
Scale 500 µ.
Author Mortensen, Theodor
JPG file - 41.81 kB - 507 x 234 pixels
added on 2011-02-23223 viewsTraits taxaScan of drawing Phyllacanthus parvispinus Tenison-Woods, 1878checked Kroh, Andreas 2021-02-24From reference Schultz, H. (2011). Sea urchins III: Worldwide regular de...
Download full size
© 2011 Mortensen, Theodor