Ben-Dov, Y., & Matile-Ferrero, D. 2005 Taxonomic status of the scale insect Dactylopius caricus Gennadius, 1883 (Hem., Coccoidea).. Bulletin de la Societe Entomologique de France 110(3): 293-294.

Notes: A brief profile is given of Panagiotis Gennadius, further details are given for his description of Dactylopius caricus, and its synonymy with Marchalina hellenica is established.