A specimen collected at Nanchuan, Szechuan, by the two German collectors Bock and von Rosthorn, was named H. xanthoneura.
2014 August 12, “Floods batter southwestern China”, in Al Jazeera, archived from the original on 07 May 2022:
Sanquan township in Nanchuan district, Chongqing, has received 305mm of rain in the past three days, the heaviest downpour since records began, the official Xinhua news agency reported on Tuesday, citing meteorological authorities.[...] In Nanchuan district, two road workers were reported missing, while 32 homes collapsed, and 360 were evacuated, Xinhua reported.