Inner Seychelles: Silhouette, North, Marianne. Known from the Oriental and Australian Regions.
Taxonomic History (provided by Barry Bolton, 2010)
sechellense. Monomorium fossulatum subsp. sechellense Emery, 1894a: 69, fig. (w.q.) SEYCHELLES IS. Synonym of fossulatum: Wilson & Taylor, 1967: 64 [fossulatum is given as senior name, but sechellense has priority: Bolton, 1995b: 266].