C.-A. Gertsson and C. Hodgson, “Four new species of mealybug (Pseudococcidae) and a new species of soft scale (Coccidae: Coccoidea: Hemiptera) from Greenland and redescriptions of a mealybug and a soft scale from Arctic Canada”, Zootaxa, vol. 897, no. 1, pp. 1–24, Mar. 2005.