Leucoma costalis ( Moore, 1879 )

Xie, Linzhe, Wang, Ming, Chen, Yusi & Wang, Houshuai, 2022, Review of the genus Leucoma Hübner, 1822 (Lepidoptera: Erebidae: Lymantriinae) from China, with description of two new species, Zootaxa 5115 (3), pp. 361-380 : 363-364

Leucoma costalis ( Moore, 1879)

( Figs 2 , 22 )

Caragola costalis Moore, 1879: 46 .

Caviria costalis: Hampson, 1893: 491 .

Redoa costalis: Swinhoe, 1922: 463 .

Euzora costalis: Bryk, 1934: 122 .

Stilpnotia costalis: Chao, 1978: 55 .

Leucoma costalis: Swinhoe, 1906: 541 ; Chao, 2003: 292; Wang et al., 2015: 583.

Diagnosis. The species can be easily separated from its congeners by forewings acute apically, with a black edge at the basal area of costa; valvae wide basally, divided into two arms distally, the ventral arm deeply inward concave at terminal.

Material examined. 1♂, Tacheng Town, Weixi County, Diqing Tibetan Autonomous Prefecture , Yunnan, 17.VII.2016,leg H.S. Wang . 1♂, Baotai Mountain, Yongping County, Baoshan City , Yunnan, 12.VIII.2018, leg S.Y. Huang .

Distribution. China (Sichuan, Yunnan), India.

Figures

FIGURES 1‒10. Adults. 1. L. salicis (male, SCAU); 2. L. costalis (male, SCAU); 3. L. sartus (male, SCAU); 4. L. ochripes (male, SCAU); 5–6. L. candida (5. male, SCAU; 6. female, SCAU); 7–8. L. chrysoscela (7. male, SCAU; 8. female, SCAU); 9‒10. L. parallela (9. male, SCAU; 10. female. SCAU). Scale bars = 10mm.

FIGURES 19–24. Male genitalia. 19. L. salicis; 20. L. candida; 21. L. sartus; 22. L. costalis; 23. L. chrysoscela; 24. L. parallela.25. L. sericea.