Pachyscia Redtenbacher

Ho, George Wai-Chun, 2012, Notes on the genera Sinophasma Günther, 1940 and Pachyscia Redtenbacher, 1908 (Phasmatodea: Diapheromeridae: Necrosciinae), with the description of four new species from China, Zootaxa 3495, pp. 57-72 : 67

Key to females of Pachyscia Redtenbacher :

1. Anal segment narrowing posteriorly in second half................................................. P. longicauda

- Anal segment sinuately dilated into a rounded lobe in second half.............................................. 2.

2. Tegmina lacking small yellow spot at the base, alae with distinct pale markings............................ P. plagiata

- Tegmina with yellow spot at base, alae with obscure markings or uniformly coloured.............................. 3.

3. Mesonotum with more than two pairs of spines....................................................... P. dilatata

- Mesonotum with one to two pairs of spines....................................................... P. bipunctata