Emery, 1922c: 193; Ettershank, 1966: 115 (checklist); Kempf, 1972b: 74 (Neotropical); Brandão, 1991: 336; Bolton, 1995b: 134.
Emery, 1922c: 193 (diagnosis); Ettershank, 1966: 113 (diagnosis, review of genus); Bolton, 1987: 286 (genus, notes); Bolton, 1995a: 1048 (census).
Extant: 0 valid species (3 obsolete combinations), 0 valid subspecies (1 obsolete combination)