Papuacola costalis Moore comb. n.
Acharya costalis Moore, 1883, Proc. zool Soc. Lond. 1883: 28.
Leptotroga armstrongi Tams, 1935, Insects of Samoa 3 (Lepidoptera) 4: 228.
Diagnosis
The facies is generally similar to that of the preceding species, but the forewing costa has a much more gently tapering band along it that is paler or darker than the ground, the submarginals are more prominent, pale, fine, straighter, and the hindwing dorsum never has black submarginal marks.
Genitalia:
