Calyxochaetus insolitus species group

Diagnosis. The C. insolitus species group is defined by males having fore tarsomere 1 relatively long, but not longer than tarsomere 2 (Figs 97, 98). Males have mid tarsomere 2 not widened at apex or pointed anteroapically (Figs 99–101). Scutellum without distinct blue-violet reflections.