Phipps, C.R. 1930 Blueberry and Huckleberry Insects.. Bulletin of the Maine Agricultural Experiment Station 356: 107-232.

Notes: Includes information on Lepidosaphes ulmi, Eriococcus azaleae, E. quercus, Eulecanium distinguendum, E. websteri, Pulvinaria ericae, Eulecanium kingii, Luzulaspis luzulae, E. nigrofasciatum, Aspidiotus perniciosus, Chionaspis salicis, Fiorinia vaccinii and Pseudococcus sp.