A new species of Unachionaspis MacGillivray, 1921 (Hemiptera: Coccomorpha Diaspididae) from China Author Tian, Feng 0000-0002-5385-323X Institute of Entomology, Guizhou University; The Provincial Special Key Laboratory for Development and Utilization of Insect Resources, Guizhou University; Guiyang, 550025 P. R. China. & tianfeng 550369926 @ 126. com; https: // orcid. org / 0000 - 0002 - 5385 - 323 X Author Xing, Jichun 0000-0002-3738-7996 Institute of Entomology, Guizhou University; The Provincial Special Key Laboratory for Development and Utilization of Insect Resources, Guizhou University; Guiyang, 550025 P. R. China. & xingjichun @ 126. com; https: // orcid. org / 0000 - 0002 - 3738 - 7996 text Zootaxa 2022 2022-04-06 5124 5 520 532 journal article 53624 10.11646/zootaxa.5124.5.2 0d6330d5-544a-45b8-8269-74cd97b66a2f 1175-5326 6416891 E8E917A7-BEEE-4499-850F-372AF3C9FA90 Key to species of Unachionaspis (adult females) 1(0) Body asymmetrical; dorsal macroducts scattered; with 2 marginal gland spines lateral to L 2 (on abd. VII) on either side................................................................................................. U. tenuis - Body symmetrical; dorsal macroducts forming segmental groups; with 1 marginal gland spine lateral to L 2 (on abd. VII) on either side........................................................................................... 2 2(1) Body widest at abd. II; metathorax and abd. I with submarginal dorsal macroducts........................ U. bambusae - Body widest at metathorax; metathorax and abd. I without submarginal dorsal macroducts........................... 3 3(2) Posterior spiracle associated with trilocular pores; mesothorax and metathorax with submarginal gland spines..... U. signata - Posterior spiracle not associated with trilocular pores; mesothorax and metathorax without submarginal gland spines..................................................................................... U. multiglandularis sp. n.