Polyura jalysus ephebus  (Fruhstorfer, 1914)

Polyura jalysus ephebus ♂ Up. Polyura jalysus ephebus ♂ Un.
♂, Tak, Thailand.

ON : Eriboea jalysus ephebus Fruhstorfer, 1914
OD : in Seitz, Grossschmett Erde 9:722.
TL : Burma. (NHML)
Distribution : Myanmar, W.Thailand (Tak).
● ssp.jalysus
Polyura jalysus ephebus map

Type Material Information

Holotype ♂, Rh10795. Burma. designated by R.L.Smiles,1977. (NHML)

Records taken from Literature

Eriboea jalysus ; Godfrey,1930 : 301. (Me Wong) (in part)
Polyura jalysus ephebus ; Smiles,1984 : 189. (Mae Wong) (in part)

Specimens Examined

Tak : 2♂ (incl. photo by A.Giudici).
JanFebMarAprMayJun JulAugSepOctNovDec


The butterfly is not rare in montane forests at moderate elevations (Alt. 500 - 900m).
Some specimens from northern Thailand show a slightly transition to this taxon. Further taxonomic and distributional studies are are needed.


Fruhstorfer, H.,1914 : 6. Familie: Nymphalidae in Seitz, Gross-Schmett. Erde 9
721-728. (19.May.1914)

Smiles, R.L.,1982 : The taxonomy and phylogeny of the genus Polyura Billberg (Lepidoptera: Nymphalidae)
Bull. Brit. Mus. Ent. (Nat. Hist.) 44(3):115-237. London.

Polyura jalysus ephebus ♂
♂, Tak, Thailand. (photo by A.Giudici)

2006.12.07 - 2021.07.31.

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