Data PolicyPublications | Persons | Institutes | Projects IMIS Photogallery » References Pelseneer (1928, figuur 2) Description Trochus umbilicalis, opercule « paucispiré ». Author Pelseneer, Paul JPG file - 24.75 kB - 320 x 323 pixels added on 2012-07-231 717 viewsFrom reference Pelseneer, P. (1928). La variabilité relative des sexes d... (page 33) This work is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License Click here to return to the thumbnails overview