H.  Hacker, ?Colour plates 143-324?, in Systematic and illustrated catalogue of the Macroheterocera and superfamilies Cossoidea Leach, [1815], Zygaenoidea Latreille, 1809, Thyridoidea Herrich-Schäffer, 1846 and Hyblaeoidea Hampson, 1903 of the Arabian Peninsula, vol. Esperiana, H.  Hacker, Ed. Schwanfeld: Wissenschaftlicher Verlag-Peks, 2016, pp. 149-364.

H.  Hacker, ?Family Sphingidae Latreille, 1802?, in Systematic and illustrated catalogue of the Macroheterocera and superfamilies Cossoidea Leach, [1815], Zygaenoidea Latreille, 1809, Thyridoidea Herrich-Schäffer, 1846 and Hyblaeoidea Hampson, 1903 of the Arabian Peninsula, vol. Esperiana, H.  Hacker, Ed. Schwanfeld: Wissenschaftlicher Verlag-Peks, 2016, pp. 51-60.

F.  Moore, ?Tribe II. Sphinges. Pp. 257-278 in:?, in A catalogue of the lepidopterous insects in the Museum of the Hon. East-India Company, vol. 1, T.  Horsfield and Moore, F., Eds. London: Wm H. Allen & Co., 1858, pp. 1-14, 17-278 + iv (appendix) + 11 (index).

E.  Ménétriés, ?Supplément à la Ire partie. Pp. 67-112, in?, in Enumeratio corporum animalium Musei Imperialis Academiae Scientiarum Petropolitanae. Classis Insectorum ordo Lepidopterorum, vol. Pars II. Lepidoptera Heterocera, E.  Ménétriés, Ed. Petropolitae: Academiae Scientiarum Imperialis, 1857, pp. 67-112 + [2] + 99-144.