Stimmel, J.F. 1984a Globose scale, Sphaerolecanium prunastri (Fonscolombe) (Homoptera: Coccidae).. Regulatory Horticulture (Pennsylvania Department of Agriculture) 10(2): 15-16 (Ent. Circ. No. 89).
Notes: Hosts, distribution, identification, life history, damage and control of this common pest of ornamental flowering plum and peach.