Pheidole megacephala var. spinosa Forel, 1891c: 178 (s.w.) MADAGASCAR. Malagasy.

Primary type information: Primary type material: lectotype major worker (by designation of Salata & Fisher, 2022: 21). Primary type locality: lectotype Madagascar: Antananarivo (P. Camboué). Primary type depository: MHNG. Primary type specimen: CASENT0101330 (lectotype; top specimen). Secondary type information: Secondary type material: 4 paralectotype major workers, 2 paralectotype minor workers. Secondary type localities: 2 paralectotype major workers, 2 paralectotype minor workers with same data as lectotype, 2 paralectotype major workers Madagascar: Fianarantsoa (P. Camboué). Secondary type depository: MHNG. Secondary type specimens: CASENT0876545, CASENT0101331, CASENT0101554, CASENT0101570.