♂, 2024.05.03, Bi Doup-Nui Ba, Lam Dong, C.Vietnam. Holotype (Photo by K.Saito)

ON : Celaenorrhinus yokochii Saito, 2026 OD : AIRS Journal of Entomology, 1(1): 62, 67-68, figs.14a(HT,♂), 14b(HT,♂Un), 14c(HT,♂abdomen), 14b–n(♂genitalia), 14o(♂hindleg). TL : Cong Troi, Bi Doup Nui Ba N.P., Lam Dong, C. Vietnam. (RIEB) Distribution : C.Vietnam (Lam Dong: Bi Doup Nui Ba).

Holotype ♂, 3.May.2024, Cong Troi, alt. 1,899m, Bi Doup Nui Ba N.P., Lam Dong, C. Vietnam, K. Saito leg. (RIEB)
Paratype 1♂, 1.May.2024, same locality as holotype, Y. Watanabe leg.

[ VIETNAM ]
Lam Dong : 1♂ (Holotype).

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Although the wing markings are similar to those of Celaenorrhinus inaequalis Elwes & Edwards, 1897 and other allied species, the morphology of the genitalia is highly distinctive; therefore, it is not considered to be closely related to these species.

Saito, K, 2026. Descriptions of a new Lycaenid species and two new Hesperiid species from Vietnam.
AIRS Journal of Entomology, 1(1): 62–73.

2026.09.30.