De Gregorio, A. 1915 [Characters and biology of Chrysomphalus dictyospermi Morg. auctorum (an potius Aspidiotus agrumincola De Greg.?) and of the destructive parasite Aphelinus chrysomphali Gar. Merc. var. silvestrii with signs of two submicroscopic spiders].. Il Naturalista Siciliano 22: 125-190.

Notes: [Original title: Caratteri e biologia del Chrysomphalus dictyospermi Morg. auctorum (an potius Aspidiotus agrumincola De Greg.?) e del suo parassita distruttore Aphelinus chrysomphali Gar. Merc. var. silvestrii De Greg. con cenni di due ragni submicroscopici (Li-cosa). Tav. XV-XXIV. Caratteri e biologia del Chrysomphalus dictyospermi Morg. auctorum (an potius Aspid. agrumincola De Greg. ?) Tav. XV-XVIII, XXI-XXII.] Establishes Chrysomphalus agruminicola, first as a form of dictyospermi (p. 136), then as a species (p. 164); extended description.