Bennett, F.D. 1971 Some recent successes in the field of biological control in the West Indies.. Revista Peruana de Entomología 14(2): 369-373.

Notes: The history of the occurrence of Cottony-cushion scale, Icerya purchasi Mask., in Barbados and St. Kitts is discussed in detail. Dactylopius opuntiae and D. sp. nr. confusus were mentioned as natural enemies of the prickly pear cactus, Opuntia spp. on the Leeward Islands.