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 25. Pseudomyrma nigra . Eciton nigrum, Jerdon , Madr. Journ. Lit.& Sc.(1851) 112 [[worker]]; Ann. & Mag. Nat. Hist. 2nd ser. xiii. 53. Hab. India (The Carnatic and Malabar).