Emery, 1925d: 14; Taylor & Brown, 1985: 125; Taylor, 1987a: 47; Bolton, 1995b: 292.
Emery, 1925d: 14 (diagnosis); Brown, 1955d: 477 (all species revision, key); Taylor, 1992a: 61 (review, partial key); Bolton, 1994: 50 (synoptic classification); Bolton, 1995a: 1051 (census); Shattuck, 1999: 99 (Australia synopsis); Heterick, 2009: 103 (south-western Australia species key); Cantone, 2017: 164 (brief male diagnosis); Heterick, 2021: 126 (Western Australia species key).
Extant: 6 valid species (5 synonyms), 0 valid subspecies (6 synonyms)