Brunet, B.M., Raupach, M.J., Rehage, H.-O., Havill, N.P. & Foottit, R.G. (2023) Discovery of the primary aphid (Hemiptera: Aphidomorpha) and scale insect (Hemiptera: Coccomorpha) type specimens from the collection of Theodor Hartig (1805–1880). Zootaxa, 5369 (1), 89–116.