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 » ReferencesPelseneer (1928, figuur 2)Description Trochus umbilicalis, opercule « paucispiré ».Author Pelseneer, PaulJPG file - 24.75 kB - 320 x 323 pixelsadded on 2012-07-231 705 viewsFrom reference Pelseneer, P. (1928). La variabilité relative des sexes d... (page 33) This work is licensed under a Creative Commons Attribution-Noncommercial-Share Alike 4.0 LicenseClick here to return to the thumbnails overview