Fig. 5 in Boring bryozoans: an investigation into the endolithic bryozoan family Penetrantiidae

Fig. 5 Stereomicroscopic overview of colonies and apertures. a–d Penetrantia clionoides from Guam in Drupa morum Röding, 1798. e–g Penetrantia sp. from Japan in Japeuthria ferrea (Reeve, 1847). a Overview of Drupa morum shell. Square marks area of magnification. b Detailed overview of borings close to aperture of shell. c Close-ups of apertures with opercula. d Stolon with tubulets and developing bud. e Overview of live Japeuthria ferrea shell. Square marks area of magnification. f Detailed overview of borings close to aperture of shell. g Close-ups of apertures and tubulets. ap aperture, b bud, op operculum, st stolon, tu tubulet