Subspecies and Distribution. H.a.alongensisBourret,1942—CatBaI,H.a.LongBay,NEVietnam. H. a. sungi Thong et al, 2012 scattered localities in mainland NE Vietnam (Na H.a. Nature Reserve and Ba Be and Cue Phuong national parks). in Hipposideridae

Subspecies and Distribution. H.a.alongensisBourret,1942—CatBaI,H.a.LongBay,NEVietnam. H. a. sungi Thong et al, 2012 scattered localities in mainland NE Vietnam (Na H.a. Nature Reserve and Ba Be and Cue Phuong national parks).Published as part of Don E. Wilson & Russell A. Mittermeier, 2019, Hipposideridae, pp. 227-258 in Handbook of the Mammals of the World – Volume 9 Bats, Barcelona :Lynx Edicions on page 237, DOI: 10.5281/zenodo.373980