19. Bactra minima Meyrick, 1909

Bactra minima Meyrick, 1909, J. Bombay Nat. Hist. Soc. 19: 586. Type locality: Sri Lanka, Ceylon (Barberyn Island). Lectotype (♂): NHM.

Bactra phaeopis Meyrick, 1911, Proc. Linn. Soc. N. S. W. 36: 254. Type locality: New Guinea, Sudest Island . Lectotype (♂): NHM.

Bactra anpingiana Strand, 1920, Archiv f. Naturgesch. 84(A)(12): 192 Type locality: Taiwan (Formosa). Holotype (unknown): DEIB.

Bactra microtripta Meyrick, 1927, Insects Samoa 3(2): 75. Type locality: Samoan Islands, “Upolu, Apia, Malololelei”. Holotype (♀): NHM.

Bactra minima psila Diakonoff, 1964, Zool. Verh. Leiden 70: 79. Type locality: Canary Islands “Canary Islands (Tenerife)”. Holotype (♂): NHM.

Distribution outside Thailand: Sri Lanka (Meyrick 1909), Papua New Guinea (Meyrick, 1911), Samoan

Is. (Meyrick 1927), Ponape Is., Marianas Is., and Solomon Is., (Diakonoff 1956), Azores Is. and Canary Is. (Diakonoff 1964), Indonesia and Philippine Is. (Diakonoff 1973), China (Kawabe et al. 1992), and India (Pathania et al. 2020).

Distribution in Thailand: N–– Chiang Mai Prov. (Doi Inthanon N.P.) (Kawabe 1989).

Host plants: Unknown in Thailand. Caterpillars feed on Cyperaceae: Cyperus rotundus and C. esculentus (Clarke 1976; Wang 1978; Robinson et al. 2023).

Remarks: Specimen from Thailand was collected in hill evergreen forest at 1,300 m.