Pheidole guilelmimuelleri subsp. avia Forel, 1908: 380 (w.) BRAZIL (São Paulo). Neotropic.

Primary type information: Primary type material: lectotype minor worker (by designation of Wilson, 2003a: 659). Primary type locality: lectotype Brazil: São Paulo, Parque Cajurú, vi.09 (H. Lüderwaldt). Primary type depository: MHNG. Primary type specimen: CASENT0908175 MP 15361 (lectotype). Secondary type information: Secondary type material: 1 paralectotype minor worker. Secondary type locality: same as for lectotype. Secondary type depository: MHNG. Secondary type specimen: CASENT0908174 MP 15361. Type notes: 1) Ulysséa et al., 2025: Table S2, supply the corrected collection details from the handwritten catalogues at MZSP: MP 15361, vi.09, Pheidole guilelmimuelleri For. subsp. avia For., Formicid., Forel 11., H. Lüderwaldt, Parque Cajurú, v. not. ent. II n. 887, Public! 2) Original collection information: Brazil: São Paulo (H. von Ihering).