Catalogue of the hymenopterous insects in the collection of the British Museum. Part VI. Formicidae. Author Smith, F. text 1858 British Museum London http://antbase.org/ants/publications/8127/8127.pdf book 8127 C86CFDBF-61D9-48EE-9C2E-325FC0462B10 5. Pheidole diffusa . Oecodoma diffusa, Jerdon , Madr. Journ. Lit.& Sc. 109 (1851); Ann. & Mag. Nat. Hist. ser. 2. xiii. 51. 9 (1854). Hab. India.