Primary type information:
Type-material: holotype worker. Type-locality: India: Kerala, Silent Valley Reserve, 16 km. W Mukkali, 9.iv.1969 (A.B. Soans & W.L. Brown). Type-depository: MCZC.
Secondary type information:
Paratype-material: 7 paratype workers. Paratype-locality: 3 paratype workers with same data as holotype, 4 paratype workers Kerala, Palghat (= Palakkad) Hills, 10 km. N Malampuzha Dam, 150 m., 20.xi.1972, # 54 (Besuchet, Löbl & Mussard). Paratype-depositories: ANIC, MCZC.