Emery, 1896j: 378; Emery, 1898a: 227 (additions to Emery, 1896j); Forel, 1914a: 274; Emery, 1925d: 174; Chapman & Capco, 1951: 220 (Asia); Taylor & Brown, 1985: 108 (Australia); Taylor, 1987a: 10 (Australia); Bolton, 1995b: 82.
Emery, 1925d: 174 (diagnosis); Bolton, 1994: 50 (synoptic classification); Bolton, 1995a: 1048 (census); Shattuck, 1999: 89 (Australia synopsis); Bolton, 2003: 112 (synopsis); Heterick, 2009: 60 (south-western Australia species key); Cantone, 2017: 151 (brief male diagnosis); Heterick, 2021: 69 (Western Australia species key); Ward & Boudinot, 2021: 50 (male identification).
Extant: 9 valid species, 5 valid subspecies (1 obsolete combination)