Figure 11
Immunolabeling of an adult specimen of Wirenia argentea. Maximum intensity projection of confocal image stack; anterior to the right; scale bar equals 100 μm. Labeling of serotonin-like immunoreactive components, anterior body region scanned in right lateral aspect showing lateral (arrows) and ventral (arrowheads) nerve cords and the ventromedian nerve plexus (double arrowhead). Abbreviations: bc, buccal connective; bg, buccal ganglion; cg, cerebral ganglion; ia, innervation of atrial sense organ; ip, innervation of pedal pit; pg, pedal ganglion.