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Fig. 1. Schematic representation of the stomatogastric nervous system (STNS) of
Pugettia producta, including the locations (blue stippling) of
putative synaptic neuropils, as indicated by the presence of synapsin-like
immunoreactivity, within the STNS. coc, circumesophageal connective,
CoG, commissural ganglion; dpon, dorso-posterior esophageal nerve;
dvn, dorsal ventricular nerve; ion, inferior esophageal
nerve; lvn, lateral ventricular nerve; mvn, medial
ventricular nerve; OG, esophageal ganglion; on, esophageal nerve;
pdn, pyloric dilator nerve; son, superior esophageal nerve;
STG, stomatogastric ganglion; stn, stomatogastric nerve;
vlvn, ventro-lateral ventricular nerve.