Miller, D.R. 1974 Two new Heliococcus species, a key to the North American species, and a list of world species (Homoptera: Coccoidea: Pseudococcidae).. Pan-Pacific Entomologist 50: 177-192.

Notes: H. clemente and H. deserticola n. spp.; hosts and distribution; first description of first instar nymphs of North American Heliococcus species.