A new integrated search interface will become available in the next phase of marineinfo.org.For the time being, please use IMIS to search available data PeopleInstitutesProjectsData setsPublicationsEvents IMIS Photogallery » ReferencesArachnoides tenuis (aboral)Description Aboral side: In contrast to Arachnoides placenta there is no marginal notch at the periproct and no naked furrow in the posterior interambulacrum on the oral side. The second ambulacral plates from the peristome are enlarged.Test length 28 mm; Broome, Western Australia.Author van Noordenburg, HenkJPG file - 63.98 kB - 1 044 x 1 041 pixelsadded on 2005-02-23569 viewsFrom reference Schultz, H. (2006). Sea urchins: A guide to worldwide sha...© 2005 van Noordenburg, HenkClick here to return to the thumbnails overview