FIGURES 18–21 in Comparative morphology and taxonomy of Sciacharis s. str., Chathamaenus Franz and Maorinus Franz (Coleoptera: Staphylinidae: Scydmaeninae)

FIGURES 18–21. Pterothorax in ventral view: Sciacharis (s. str.) fulva Broun (18); Sciacharis (s. str.) chathamensis (Franz), comb. n. with (19) and without (20) setation; Sciacharis (Maorinus) sp. (21). Abbreviations: ar, anterior ridge; lmfa, lateral mesofurcal arm; mcp, mesocoxal projection; mff, mesofurcal fovea; mscc, mesocoxal cavity; msvp, mesoventral intercoxal process; mtvp, metaventral intercoxal process; pl, posterior lobe; pre, prepectus; si, setose impression; v3, metaventrite; vlf, ventrolateral foveae.