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↑Nakahara, S. (1982) Checklist of the armored scales (Homoptera: Diaspididae) of the conterminous United States.,
↑Howell, J.O. & Tippins, H.H. (1977) Descriptions of first instars of nominal type-species of eight diaspidid tribes., Annals of the Entomological Society of America
↑Beshear, R.J., Tippins, H.H. & Howell, J.O. (1973) The armored scale insects (Homoptera: Diaspididae) of Georgia and their hosts., Research Bulletin of the University of Georgia Agricultural Experiment Station
↑Stoetzel, M.B. & Davidson, J.A. (1974) Sexual dimorphism in all stages of the Aspidiotini (Homoptera: Diaspididae)., Annals of the Entomological Society of America
↑Howell, J.O. & Beshear, R.J. (1975) {Lapazia obscurus}: a new armored scale insect from Texas (Homoptera: Coccoidea: Diaspididae)., Annals of the Entomological Society of America
↑Howell, J.O. & Tippins, H.H. (1975) Descriptions of the first instars in the genus {Haliaspis} (Homoptera: Diaspididae)., Annals of the Entomological Society of America
↑Tippins, H.H. & Beshear, R.J. (1978) Some new records of scale insects from grasses in Georgia., Journal of the Georgia Entomological Society
↑Tippins, H.H. & Howell, J.O. (1973) A new genus and species of Diaspididae (Homoptera: Coccoidea) from Georgia., Annals of the Entomological Society of America
↑Gill, S.A., Miller, D.R. & Davidson, J.A. (1982) Bionomics and taxonomy of the Euonymus scale, {Unaspis euonymi} (Comstock), and detailed biological information on the scale in Maryland (Homoptera: Diaspididae)., University of Maryland, Agricultural Experiment Station, Miscellaneous Publication