Sinophasma Günther

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 : 59

Key to females of Sinophasma Günther :

1. Eighth abdominal tergum extended and dilated into a broad rounded lobe postero-laterally........................... 2.

- Eighth abdominal tergum not extended and dilated into a broad rounded lobe postero-laterally....................... 5.

2. Praeopercular organ absent on seventh sternum................................................... S. hainanensis

- Praeopercular organ present on seventh sternum............................................................ 3.

3. Praeopercular organ furcated posteriorly....................................................... S. unispinosum

- Praeopercular organ not furcated posteriorly............................................................... 4.

4. Cerci cylindrical............................................................................ S. brevipenne

- Cerci strongly narrowing at posterior half............................................................ S. hoenei

5. Cerci non-cylindrical................................................................................. 6.

- Cerci cylindrical..................................................................................... 8.

6. Anal region of alae pale white....................................................... S. guangdongensis sp. nov.

- Anal region of alae pink or rose......................................................................... 7.

7. Hind margin of anal segment slightly emarginated................................................... S. mirabile

- Hind margin of anal segment deeply emarginated............................................. S. daoyingi sp. nov.

8. Apex of subgenital plate reaching to the anterior area of ninth tergum, gonapophyses projecting over the hind margin of ninth tergum............................................................................................. 9.

- Apex of subgenital plate reaching to the middle of ninth tergum, gonapophyses reaching to the middle or hind area of ninth ter- gum................................................................................................................................................................................................... 13.

9. Anal region of alae light yellow........................................................................ 10.

- Anal region of alae rose.............................................................................. 11.

10. Head longer than wide, mesonotum lacking longitudinal band, gonapophyses convex....................... S. furcatum

- Head rounded, as long as wide, mesonotum with brownish longitudinal band, gonapophyses rhomboid.... S. maculicruralis

11. Hind margin of anal segment deeply concave....................................................... S. jinxiuense

- Hind margin of anal segment shallowly or indistinctly concave............................................... 12.

12. Alae reaching to anterior area of fifth tergum........................................................ S. atratum

- Alae reaching to the sixth tergum............................................................... S. bii sp. nov.

13. Both sides of pronotum with black markings......................................................... S. largum

- Both sides of pronotum lacking black marking.................................................... S. klapperichi