CALOLYDELLA Townsend, 1927: 278. Type species: Calolydella geminata Townsend, 1927, by original designation [Neotropical].
lathami (Curran, 1925).– Illinois and Michigan to Massachusetts, south to Tennessee (S&A, 1965), Arizona, Mississippi, Ontario, Québec (CNC), North Carolina (FSCA).
– Lydella lathami Curran, 1925c: 284. Type data: holotype male (CNC). Type locality: USA, New York, Long Island, Greenpoint.
summatis Reinhard, 1975.– Arizona (O'Hara, 2014). Neotropical: Middle America (Mexico).
–Calolydella summatis Reinhard, 1975: 1158. Holotype male (CNC). Type locality: Mexico, Durango, 14 miles southwest of El Salto, 8000ft.