Lit, I.L. 1992 A new genus and ten new species of Philippine mealybugs (Pseudococcidae, Coccoidea, Hemiptera).. Philippine Entomologist 8: 1158-1181.

Notes: Descriptions and illustrations of these new species: Australicoccus zamboangae, Balanococcus apoensis, B. summus, Criniticoccus palmae, Dysmicoccus neocarens, Geococcus associatus, Imperaticoccus celatus, Paraputo makilingensis, Pseudococcus spathoglottidis and Tympanococcus ovalis; key to known species of Tympanococcus.