Cockerell, T.D.A. 1905b Tables for the identification of Rocky Mountain Coccidae (Scale insects and mealybugs).. Colorado University Studies 2: 189-203.
Notes: Keys to 9 subfamilies, 40 genera and 130 scale insects.
Cockerell, T.D.A. 1905b Tables for the identification of Rocky Mountain Coccidae (Scale insects and mealybugs).. Colorado University Studies 2: 189-203.
Notes: Keys to 9 subfamilies, 40 genera and 130 scale insects.