Borowiec, 2016: 237 (worker, male diagnosis); Hita Garcia et al., 2017: 33 (Africa new species, key to workers); Cantone, 2017: 141 (brief male diagnosis); Sadasivan & Kripakaran, 2022: 21376 (description of worker caste), 21380 (modified key to Afrotropical-Indomalayan species (workers)).
Extant: 24 valid species
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