L. W.  Rothschild, ?Preliminary descriptions of some new species and subspecies of Indo-Malayan Sphingidae?, Annals and Magazine of Natural History, vol. 5, pp. 479-482, 1920.

T. B.  Fletcher, ?Annotated list of India crop pests?, in Report of the Proceedings of the Third Entomological Meeting held at Pusa, 3rd to 15th February 1919, vol. 1, T. B.  Fletcher, Ed. Calcutta: Superintendent Government Printing, India, 1920, pp. 33-314.