♂, Yala, Thailand.		♀, Yala, Thailand.
♂, Ranong, Thailand.		♀, Ranong, Thailand.

ON : Mycalesis nautilus Butler, 1867 OD : Ann. Mag. nat. Hist. (3)20:402, pl.9, fig.7. TL : Malacca. Distribution : Assam, Myanmar, P.Thailand (Ranong and Southward), W.Malaysia, Singapore.

[ THAILAND ]
Mycalesis orseis nautilus ; Pendlebury,1923 : 32. (Nakhon Sri Thammarat: Khao Ram; Khao Luang)
Mycalesis orseis nautilus ; Godfrey,1930 : 250-251. (Nakhon Sri Thammarat: Khao Ram; Khao Luang; Pattani: Khao Kalakiri)
Mycalesis orseis nautilus ; Godfrey,1932a : 267. (P)
Mycalesis orseis nautilus ; Aoki & Yamaguchi,1984 : 55-56, fig.28,♂. (Nakhon Sri Thammarat: Ko Samui; Satun: Bolipat; Thun Wa; Yala: Than To)
Mycalesis orseis nautilus ; Pinratana,1988 : 23, pl.25, figs.58,♂,♂(Un). (Ranong; Yala; Trang; Surat Thani: Ko Samui)
Mycalesis orseis nautilus ; Ek-Amnuay,[2007] : 274, pl.109, figs.S64,♂,♂(Un). (Yala)
Mycalesis orseis nautilus ; Uémura,2010 : 5. (Kao Poh Ta)
Mycalesis orseis nautilus ; Les Day,2011-2022 : Samui Butterflies, fig.[♂](Un). (Koh Samui) (accessed: 2022.06.17)
Mycalesis orseis nautilus ; Ek-Amnuay,2012 : 274, pl.109, figs.N99,♂,♂(Un). (Yala)
Mycalesis orseis nautilus ; S.Sophonviwatkul, C.Sunthornwiphat & T.Laola,2015- : Butterflies of Thailand, figs. (Nakhon Si Thammarat; Yala) (accessed: 2022.06.17)
Mycalesis orseis nautilus ; Kimura et al.,2016 : 182, figs.♂,♂(Un),♂,♂(Un),♀,♀(Un),♀,♀(Un). (Ranong; Kam Puan; Khlong Naka; Kao Luang; Ka Chong; Than To WF.)
Mycalesis orseis nautilus ; Küppers & Janikorn,2017 : 269, figs.Abb.S-136-139. (Phang Nga)

[ THAILAND ]
Ranong : 3♂ 2♀.

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Yala : 5♂ 2♀ (incl. photo).

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

The butterfly is locally common in secondary and montane forests at low elevations (Alt. 30 - 300m).

Butler, A.G.,1867 : Descriptions of new or little-known species of Asiatic Lepidoptera.
Ann. Mag. nat. Hist. (3)20:399-405, 2 pls.

♂, Yala, Thailand.	♀, Yala, Thailand.
♂, Yala, Thailand.	♂, Yala, Thailand.

1998.12.05 - 2022.06.30.