Takagi, S. 1985 The scale insect genus Chionaspis; a revised concept (Homoptera: Coccoidea: Diaspididae).. Insecta Matsumurana (New Series) 33: 77.
Notes: Detailed study; Narayanaspis n. gen.; nine n. spp.; n. name; list of Chionaspis species.
Takagi, S. 1985 The scale insect genus Chionaspis; a revised concept (Homoptera: Coccoidea: Diaspididae).. Insecta Matsumurana (New Series) 33: 77.
Notes: Detailed study; Narayanaspis n. gen.; nine n. spp.; n. name; list of Chionaspis species.