Camponotus angusticollis valid India (Karnataka/Kerala). Indomalaya.
Jerdon, T. C. 1851. A catalogue of the species of ants found in Southern India. Madras Journal of Literature and Science 17:103-127.   126168

Camponotus angusticollis sanguinolentus valid India (Assam). Indomalaya.
Forel, A. 1895f. Les Formicides de l'Empire des Indes et de Ceylan. Part V. Journal of the Bombay Natural History Society 9:453-472.   125069