Stigmatomma irayhady Esteves & Fisher, 2016: 54, figs. 35-43, 115b, 116d, 117c, 120b, 121b, 122, 123a, 123c (w.dq.) MADAGASCAR. Malagasy.

Primary type information: Type-material: holotype worker. Type-locality: Madagascar: Antsiranana, Forêt de Binara, 9.4 km. 235° SW Daraina, 1100 m., -13.26333, 49.6, 5.xii.2003, MW25 sample transect, 5 m., BLF09800, montane rainforest, sifted litter (leaf mold, rotten wood) (B.L. Fisher). Type-depository: CASC. Type-specimen: CASENT0042899. Secondary type information: Paratype-material: 4 paratype workers, 2 paratype queens. Paratype-locality: same as for holotype. Paratype-depositories: BMNH, CASC, MHNG, NHMB. Paratype-specimens: CASENT0042842, CASENT0042843, CASENT0042845, CASENT0042847, CASENT0042898, CASENT0797614.