Rohana tonkiniana siamensis (Fruhstorfer,1913)
The Tonkin Black Prince – ผีเสื้อเจ้าชายดำจีน
![](http://thaibutterflies.com/wp-content/uploads/2016/07/Rohana-parisatis-pseudosiamensis-3.jpg)
♂ Nam Nao National Park (Chaiyaphum) 19 March 2018
![](http://thaibutterflies.com/wp-content/uploads/2016/07/Rohana-tonkiniana-new.jpg)
![](http://thaibutterflies.com/wp-content/uploads/2016/07/Rohana-tonkiniana-2.jpg)
♂ Nam Nao National Park (Chaiyaphum) 19 March 2018
![](http://thaibutterflies.com/wp-content/uploads/2016/07/Rohana-tonkiniana.jpg)
♂ Chiang Dao (Chiang Mai) 3 April 2016
![](http://thaibutterflies.com/wp-content/uploads/2016/07/Rohana-tonkiniana-plus-one.jpg)
♂ Rohana tonkiniana with a possible female – Phu Khieo (Chaiyaphum) 12 October 2020
![](http://thaibutterflies.com/wp-content/uploads/2016/07/Rohana-tonkiniana-and-parisatis.jpg)
Visual difference between males of R.parisatis (left) and R.tonkiniana
Phu Khieo (Chaiyaphum) 17 October 2020
At the moment science doesn’t know yet a sure female of Rohana tonkiniana. The only confirmation would come from DNA analysis or at least by a couple during during copulation.