Key to Australian species of Bajauana Distant

1 Face yellow with concolorous carinae as in Fig. 1 E. Forewing hyaline yellowish except for three light to mid brown marks (one near apex of clavus, two on pterostigma) as in Fig. 1 B. Phallotheca with four sclerotised spines inserting near apex of phallotheca as in Figs 11 A, B. .................................................................. Bajauana austrina (Kirkaldy)

- Face light brown to mid brown, carinae distinctly paler as in Fig. 2 B. Forewing hyaline colourless except for numerous (more than four) mid to dark brown marks scattered over the forewing as in Fig. 2 A. Phallotheca with only one sclerotised spine inserting near apex of phallotheca as in Figs 12 A, B. ............ Bajauana acuminata Löcker, sp. nov.