Polyrhachis gracilis Emery, 1887 junior synonym of current valid taxon Polyrhachis schang Forel, 1879
Polyrhachis gracilis Emery, 1887a: 223, pl. 3, fig. 11 (w.q.) INDONESIA (Goram I.). Indomalaya.
Primary type information: Primary type material: syntype workers, syntype queen(s) (numbers not stated). Primary type locality: Indonesia: Goram I. (L.M. D’Albertis). Primary type depository: MSNG.
Citations

Extant: 0 valid subspecies (2 obsolete combinations)