Holotype of Ansonia karen sp. nov. (ZMMU A-7605) from Suan Phueng District, Ratchaburi Province, western Thailand. Photo by N. A. Poyarkov.

 
 
  Part of: Suwannapoom C, Grismer LL, Pawangkhanant P, Naiduangchan M, Yushchenko PV, Arkhipov DV, Wilkinson JA, Poyarkov NA (2021) Hidden tribe: A new species of Stream Toad of the genus Ansonia Stoliczka, 1870 (Anura: Bufonidae) from the poorly explored mountainous borderlands of western Thailand. Vertebrate Zoology 71: 763-779. https://doi.org/10.3897/vz.71.e73529