Abrococcus cunninghamia Zheng & Wu, 2023

Zheng, Xinyi & Wu, San’An, 2023, A new genus and species of the scale insect family Qinococcidae (Hemiptera: Coccomorpha) from China, Zootaxa 5264 (3), pp. 355-368 : 366

Key to known developmental stages of Abrococcus cunninghamia Zheng & Wu

1(0) Legs present; antennae long and segmented................................................................ 2

- Legs absent; antennae much reduced, plate-like............................................................. 3

2(1) Antennae 7 segmented; with only 1 pair of abdominal spiracles.................................... first-instar nymph

- Antennae 10 segmented; with 8 pairs of abdominal spiracles.......................................... adult female

3(1) Anteriormost 5 pairs of abdominal spiracles with pores in atria; multilocular disc pores present on all segments............................................................................................... second-instar nymph

- Anteriormost 6 pairs of abdominal spiracles with pores in atria; terminal segment of abdomen without multilocular disc pores............................................................................... third-instar female nymph