Prenolepis (Nylanderia) dugasi Forel, 1911c: 227 (footnote) (w.) VIETNAM. Indomalaya.

Primary type information: Primary type material: lectotype worker (by designation of Williams & LaPolla, 2018: 175). Primary type locality: lectotype Vietnam (“Zentral-Cochinchina”): Moïs region (Dugas). Primary type depository: MHNG. Primary type specimen: CASENT0911004 (lectotype). Secondary type information: Secondary type material: 4 paralectotype workers. Secondary type locality: same as for lectotype. Secondary type depository: MHNG.