Genus Parachironomus Lenz, 1921

Type species: Chironomus cryptotomus Kieffer, 1915 by subsequent designation of Townes, 1945.

Diagnosis (As in Cranston et al., 1989; Spies et al., 1994). Anal tergite band weak V to Y-type, often separated medially, median longitudinal band long to absent; caudal region of anal tergite with or without projections; superior volsella in dorsal view generally rod-shaped, slender, straight to slightly sinuous, distal part often bending to dorsal, slightly to distinctly widened and sometime with median extension give pediform appearance, distal region have two setae arising from distinct, small and shallow, deep pits, usually one pit smaller and more median, subapical to slightly proximal position; pubescent inferior volsella without setae, rarely reaching beyond anal tergite with bluntly rounded to fairly acute median to caudal projection; gonostylus straight or curving medially and / or dorsally.