• Combination in Pyramica: Bolton, 1999: 1672.
• Combination in Strumigenys: Baroni Urbani & De Andrade, 2007: 119.
• Status as species: Bolton, 1995b: 183; Bolton, 2000: 419 (redescription); Pfeiffer et al., 2011: 51; Wang et al., 2022: 103.

Obsolete combinations

• Dysedrognathus extemenus

Citations

• Baroni Urbani, C.; De Andrade, M. L. 2007. The ant tribe Dacetini: limits and constituent genera, with descriptions of new species (Hymenoptera, Formicidae). Annali del Museo Civico di Storia Naturale "Giacomo Doria" 99:1-191. PDF
• Bolton, B. 1995b. A new general catalogue of the ants of the world. Cambridge, Mass.: Harvard University Press, 504 pp.
• Bolton, B. 1999. Ant genera of the tribe Dacetonini (Hymenoptera: Formicidae). Journal of Natural History 33:1639-1689. PDF
• Bolton, B. 2000. The ant tribe Dacetini. Memoirs of the American Entomological Institute 65:1-1028.
• Pfeiffer, M.; Mezger, D.; Hosoishi, S.; Bakhtiar, E. Y.; Kohout, R. J. 2011. The Formicidae of Borneo (Insecta: Hymenoptera): a preliminary species list. Asian Myrmecology 4:9-58. PDF
• Taylor, R. W. 1968e. A new Malayan species of the ant genus Epitritus, and a related new genus from Singapore (Hymenoptera: Formicidae). Journal of the Australian Entomological Society 7:130-134. PDF
• Wang, W. Y.; Soh, E. J. Y.; Yong, G. W. J.; Wong, M. K. L.; Guénard, B.; Economo, E. P.; Yamane, S. 2022. Remarkable diversity in a little red dot: a comprehensive checklist of known ant species in Singapore (Hymenoptera: Formicidae) with notes on ecology and taxonomy. Asian Myrmecology 15: e015006:1-152. [online early] 10.20362/am.015006 PDF