Type locality of E. wangchuki; Bhutan, district Wangdue Phodrang, Gangchhu, Gangzetem brooklet, 2883 m a.s.l. Photo by A.C. Gittenberger-de Groot.

 
 
  Part of: Gittenberger E, Leda P, Wangchuk J, Gyeltshen C, Stelbrink B (2020) The genera Erhaia and Tricula (Gastropoda, Rissooidea, Amnicolidae and Pomatiopsidae) in Bhutan and elsewhere in the eastern Himalaya. ZooKeys 929: 1-17. https://doi.org/10.3897/zookeys.929.49987