Hainan Hooktail

1. Synthorax ridge without yellow stripe

2. Two yellow stripes at two sides of synthorax respectively, and some individuals with small yellow spot between yellow stripes

3. Yellow spot on the 7th abdominal segment

4. Superior anal appendage and inferior anal appendage form a complete ring in male

 

Guangdong Hooktai

1. Synthorax ridge without yellow stripe

2. Two yellow stripes at two sides of synthorax respectively; Apparently disconnected thin yellow between thick yellow spots

3. Large white spot on the 7th abdominal segment

4. Superior anal appendage and inferior anal appendage form a “C” in male

 

Chinese Hooktail

1. Yellow stripe on synthorax ridge

2. Two yellow stripes at two sides of synthorax respectively, and some individuals with small yellow spot between yellow stripes

3. Large yellow spot on 7th abdominal segment

4. Superior anal appendage and inferior anal appendage form a “C” in male