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 » ReferencesHistocidaris longicollis (pedicellaria + primary spine)Description Left: Valve of tridentate pedicellariae. Right: Part of primary spine: The thorns are developed mainly at the upper side (to the right).Left: Scale 1 mm. Right: Scale 2 mm.Author Schultz, HeinkeJPG file - 32.41 kB - 419 x 827 pixelsadded on 2011-02-23171 viewsFrom reference Schultz, H. (2011). Sea urchins III: Worldwide regular de...© 2011 Schultz, HeinkeClick here to return to the thumbnails overview