Hamlin, J.C. 1926 Biological notes on important Opuntia insects of the United States.. The Pan-Pacific Entomologist 2(3): 97-105.
Notes: Species reviewed include Dactylopius confusus and D. tomentosus.
Hamlin, J.C. 1926 Biological notes on important Opuntia insects of the United States.. The Pan-Pacific Entomologist 2(3): 97-105.
Notes: Species reviewed include Dactylopius confusus and D. tomentosus.