Borowiec, 2016: 106 (species checklist).
Brady et al., 2014: 4 (phylogeny); Borowiec, 2016: 101 (worker, male diagnoses); Fisher & Bolton, 2016: 244 (diagnosis); Cantone, 2017: 129 (brief male diagnosis); Yamada et al., 2019: 469 (all species key); Ramamonjisoa et al., 2024: 307 (Malagasy region male diagnosis).
Extant: 4 valid species (2 synonyms)