Maskell, W.M. 1887a . An account of the insects noxious to agriculture and plants in New Zealand, the scale insects (Coccididae). State Forests & Agricultural Department Wellington, New Zealand 116 pp.
Notes: A review of New Zealand Coccidae with keys and descriptions for 4 subfamilies, 18 genera (52 in keys), and 67 species; glossary, family characteristics, controls, host list.