Bolton, 1995b: 403.
Bernard, 1967a: 239 (diagnosis); Bolton, 1976: 309 (diagnosis, review of genus); Bolton, 1994: 106 (synoptic classification); Bolton, 1995a: 1053 (census); Sanetra & Buschinger, 2000: 95 (phylogeny); Kiran et al., 2017: 153 (all species key).
Extant: 0 valid species (4 obsolete combinations)