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Phyllacanthus parvispinus (primary spine, transverse section)
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 2011-02-23159 viewsEchinoidea 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 sizeDownload full size © 2011 Mortensen, Theodor
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