Dalla Torre, 1893: 63 (catalogue); Bingham, 1903: 198 (diagnosis); Emery, 1922c: 191 (diagnosis, catalogue); Donisthorpe, 1948a: 293 (checklist); Chapman & Capco, 1951: 162 (Asia checklist); Ettershank, 1966: 152 (diagnosis, review of genus, checklist); Bolton, 1995a: 1050 (census); Bolton, 1995b: 248 (catalogue); Rigato & Bolton, 2001: 247 (review of genus); Cantone, 2017: 205 (brief male diagnosis)
Extant: 1 valid species
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