Figure 5
Budding stage 3 of Hislopia malayensis. (a) Lateral view of the bud with the outer budding layer displayed transparently. (b) Similar view as in (a) from the lateral side of the bud with the outer budding layer omitted and the developing gut-, lophophore and ganglion displayed transparently. (c) View from the frontal side of the bud showing the developing tentacles on the lateral lophophoral ridges. Abbreviations: aa - anal area, ga - gut anlage, ggl - ganglion, la - lophophore anlage, nb - neck of the bud, pma - prospective mouth area, ta - tentacle anlagen, ts - tentacle sheath, v - vestibulum. Colors: blue - lophophore anlage, green - gut anlage, purple - outer budding layer, yellow - ganglion anlage. Scale bar in in (a) and (b) = 100 μm, and in (c) = 50 μm.