Hadzibejli, Z.K. 1966 [On the biology and morphology of the genera Neomargarodes Green and Porphyrophora Brandt (Homoptera, Coccoidea).]. Entomologicheskoe Obozrenye 45: 693-711.
Notes: [Translated to English in Entomological Review 45: 395-401]; discusses genera; describes nymphs and adults of N. borchsenii, N. setosus, and P. georgica; biology; hosts.