Dacalana vui  Saito & Inayoshi, 2022

Dacalana vui ♂ Up. Dacalana vui ♂ Un. Dacalana vui ♀ Up. Dacalana vui ♀ Un.
♂, 2017.04.--. Dong Van, Ha Giang, Vietnam.
Holotype (photo by K.Saito)
♀, Mucang Chai, Yen Bai, Vietnam.
Paratype (photo by K.Saito)
Dacalana vui ♂ Up. Dacalana vui ♂ Un. Dacalana vui ♂ genitalia Dacalana vui ♂ genitalia
♂, Nan, Thailand. ♂ genitalia, Ha Giang, Vietnam. (photo by K.Saito)

ON : Dacalana vui Saito & Inayoshi, 2022
OD : Butterflies 88:46-47, figs.27(HT,♂),(HT,♂Un),28(PT,♀),(PT,♀Un),
TL : Dong Van, Ha Giang, N.Vietnam. (♂, RIEB)
Distribution : N.Thailand (Nan), N.Vietnam.
Dacalana vui map

Type Materials Information

Holotype ♂, Apr.2017. Dong Van, Ha Giang, N.Vietnam. (RIEB)
Paratype ; 1♀, Apr.2016. Mucang Chai, Yen Bai, N.Vietnam. alt.1700m. (in coll. K.Saito)

Records taken from Literature

Dacalana inorthodoxa ; Saito & Inayoshi,2018 : 38, figs.106,♂,♂(Un). (Nan)

Specimens Examined

Nan : Pua dist., 1998.03.14. 1♂, LC (YI).
JanFebMarAprMayJun JulAugSepOctNovDec

Ha Giang : 1♂ (Holotype).
JanFebMarAprMayJun JulAugSepOctNovDec

Yen Bai : 1♀ (Paratype).
JanFebMarAprMayJun JulAugSepOctNovDec


Very large species. The butterfly is rare in montane forests at moderate elevations.
The specimen from Thailand came from an insect dealer and the credibility of the data is slightly doubtful. Thus, it is not included in the type series. Further distributional research is needed.


Saito, K. & Inayoshi, Y.,2022 : A revision of the vidura group of the genus Dacalana Moore, 1884
Butterflies 88:39-63.


A Check list of Butterflies in Indo-China, Chiefly from THAILAND, LAOS & VIETNAM. Copyright © 1996- Y.Inayoshi.