Miltochrista artaxidia (Butler, 1881)

Volynkin, Anton V., Huang, Si-Yao, Spitsyna, Elizaveta A., Bolotov, Ivan N. & Spitsyn, Vitaly M., 2021, Three new species of the genus Nudina Staudinger, 1887 from northern Indochina (Lepidoptera: Erebidae: Arctiinae: Lithosiini), Zootaxa 4970 (3), pp. 547-557 : 549

The artaxidia species-group

Diagnosis. Externally, the species-group is characterized by the serrate antennae of females. In the male genitalia, the transtilla is weakly sclerotized, the harpe is very short, tubercle-like, the ventro-distal process of the valva is bilobate, the distal carinal processes of the aedeagus are short and have a smooth surface, and the vesica is relatively short and narrow. In the female genitalia, the antevaginal plate is wide, the ductus bursae bears a small sclerotized plate and clusters of spinulose scobination, and the appendix bursae is short, conical and directed laterally.