Add an imageAdd albumRSSAlbum overview

WoRMS Photogallery

WoRMS Photogallery » Echinodermata (echinoderms) » Echinoidea (sea urchins)
Hemiphormosoma paucispinum (ambulacra + apical system)
Hemiphormosoma paucispinum (ambulacra + apical system)
Description a. Aboral ambulacra: The pore-pairs in the primary plates are small in contrast to those in the demiplates; b. Oral ambulacra: The pore-pairs in the demiplates are small and in the primary plates entirely lacking. Pores in red; c. Part of apical system: The plates are small and scattered on the membrane.
b. Scale 4 mm, c. Scale 2 mm.
Author Mortensen, Theodor JPG file - 106.70 kB - 1 493 x 427 pixels added on 2011-02-23180 viewsWoRMS taxaScan of drawing Hemiphormosoma paucispinum Mortensen, 1934checked Kroh, Andreas 2021-02-24From reference Schultz, H. (2011). Sea urchins III: Worldwide regular de... Download full sizeDownload full size © 2011 Mortensen, Theodor
Click here to return to the thumbnails overview
Comment Comment (0) Click here to add a comment.
Your comment for *: Hemiphormosoma paucispinum (ambulacra + apical system) links are not allowed Email *  
* indicates a required field.

Disclaimer: WoRMS does not exercise any editorial control over the information displayed here. However, if you come across any misidentifications, spelling mistakes or low quality pictures, your comments would be very much appreciated. You can reach us by emailing info@marinespecies.org or adding a comment, we will correct the information or remove the image from the website when necessary or in case of doubt.