Britton, W.E. 1932 Entomological features of 1931.. Bulletin of the Connecticut Agricultural Experiment Station No. 338: 499-515.

Notes: Insects recorded include Aspidiotus perniciosus, Chionaspis pinifoliae, Gossyparia spuria, Phenacoccus acericola, Physokermes piceae, Pseudococcus comstocki, Chionaspis euonymi, Lepidosaphes ulmi, Neolecanium cornuparvum, Pseudococcus citri and Saissetia hemisphaerica; common names; hosts.