Bolton, 1995b: 382.
Agosti, 1994b: 112 (diagnosis, review of genus); Bolton, 1994: 50 (synoptic classification); Tinaut et al., 1995 (male description); Bolton, 1995a: 1052 (census); Tinaut, 2007: 136 (discussion of species); Cantone, 2017: 173 (brief male diagnosis).
Extant: 4 valid species (1 unavailable misspelling)