Neogreenia MacGillivray

Zheng, Xinyi, Watson, Gillian W., Zhang, Jiangtao, Tan, Zhixiang & Wu, San’An, 2024, A review of the genus Neogreenia MacGillivray (Hemiptera: Coccomorpha: Qinococcidae) with descriptions of two new species, Zootaxa 5418 (5), pp. 401-441 : 439

Key to Chinese species of genus Neogreenia MacGillivray , based on known second-instar morphology

1(0) Large simple pores present only on dorsum of last abdominal segment...................... N. osmanthus (Yang & Hu)

- Large simple pores present on dorsum of more than 5 abdominal segments........................................ 2

2(1) Compound multilocular disc-pores each with 4 subcentral loculi present. Sixth pair of abdominal spiracles on abdominal segment VI unsclerotized, small and tube-like............................................................... 3

- Compound multilocular disc-pores each with 4 subcentral loculi absent. Sixth pair of abdominal spiracles on abdominal segment VI slightly sclerotized and swollen................................................. N. tangi Zheng & Wu , sp. n.

3(2) Compound multilocular disc-pores each with 4–7 (mostly 5 or 6, rarely 4) subcentral loculi.......................... 4

- Compound multilocular disc-pores with mostly each with 4–6 subcentral loculi; pores with 7 subcentral loculi absent.............................................................................................. N. sophoric a Wu

4(3) First (anterior) pair of abdominal spiracles larger than all others............................... N. lonicera Wu & Nan

- Anterior 5 abdominal spiracles all of similar size................................................. N. zizyphi Tang