Extant: 4 valid subspecies
Crematogaster sordidula var. queenslandica Forel, 1902j PDF: 410 (w.q.) AUSTRALIA. Australasia. AntCat AntWiki HOLTaxonomic history
Combination in Crematogaster (Orthocrema): Emery, 1922c PDF: 133.Combination in Crematogaster (Mesocrema): Santschi, 1928b PDF: 33.Combination in Crematogaster (Orthocrema): Blaimer, 2012c PDF: 55.Subspecies of Crematogaster sordidula: Forel, 1910b PDF: 32.Raised to species: Emery, 1912e: 668.