Takagi, S. 1977a Appendix: A new species of Aulacaspis associated with a cycad in Thailand (Homoptera: Coccoidea). Insecta Matsumurana (New Series) 11: 68-72.

Notes: Appendix to Nakao, Takagi, Tachikawa & Wongsiri (1977). Description of Aulacaspis yasumatsui Takagi on cycad.