Takagi, S. 1993 Primitive Diaspidini (Homoptera: Coccoidea: Diaspididae).. Insecta Matsumurana (New Series) 49: 1-67.

Notes: Abstract: Eight new scale species described from Malaysia, and 4 new genera erected: Dungunia, Kyphosoma, Pentacicola, and Thoa; descriptions; hosts; keys. Keywords: new gen./new sp.