51. Byasa nevilli (Wood-Mason, 1882)

Papilio nevilli Wood-Mason, 1882; Ann. Mag. nat. Hist., (5) 9 (50): 105; TL: ‘Silchar, Cachar’ [Silchar, Assam, N.E. India].

Papilio chentsong Oberth ü r, 1886; Ét. Ent., 11: 13, pl. 1, f. 1; TL: ‘Yerkalo’ [W. China].

Papilio chentsong Ab. Luctus Oberth ü r, 1914; Étud. Lep. Comp., 9 (2): 45, pl. 252, f. 2133 [IFS]; TL: ‘ Région sino-thibétaine de Tâ-tsien-lu’ [Kangding, W. Sichuan, China].

Papilio nivelli Draeseke, 1923; Dt. ent. Z. Iris, 37 (3/4): 55. [ISS]

Distribution: widely distributed throughout Yunnan, more common in the western part; also found in Sichuan, Guizhou, northernmost Vietnam, S.E. Tibet and N.E. Myanmar.