Wang, T., & Zhang, X. 1990 [A new species of Trionymus Berg on Zea mays L. from China (Homoptera: Coccoidea: Pseudococcidae).]. Acta Entomologica Sinica 33(4): 450-452.
Notes: Abstract: Description & affinities of Trionymus agrestis, new sp.
Wang, T., & Zhang, X. 1990 [A new species of Trionymus Berg on Zea mays L. from China (Homoptera: Coccoidea: Pseudococcidae).]. Acta Entomologica Sinica 33(4): 450-452.
Notes: Abstract: Description & affinities of Trionymus agrestis, new sp.