Fig. 14

Acetylated alpha-tubulin-lir in the lophophore of Bugula neritina. A Detail of the lophophoral base. Acetylated alpha-tubulin-lir in orange. B Detail of the annular branch of trifid nerve. Acetylated alpha-tubulin-lir in gray. C Detail of tentacular innervation at the lophophoral base. Acetylated alpha-tubulin-lir in gray D Same as in C but labeled with a color code. Abbreviations and color code: abr – annular branch of trifid nerve, afn – abfrontal tentacle neurite bundle (orange), cae – caecum, cg – cerebral ganglion (red), CON – circumoral nerve ring (brown), d – distal, dtsn – direct tentacle sheath nerve, itn – intertentacular neurite (purple), itp – intertentacular pit (green), lfn – laterofrontal tentacle neurite bundle (blue), lvn – laterovisceral neurite bundle, mfn – mediofrontal tentacle neurite bundle (yellow), mlvn – mediolaterovisceral neurite bundle, mvn – mediovisceral neurite bundle, p – proximal, php – pharyngeal nerve plexus, rdn – radial nerve (pink), tc – tentacle cilia