Hellinsia triton is a moth of the Pterophoridae family. It is found in Arizona (including the type location, the Huachuca Mountains). The wingspan is 18–20 millimetres (0.71–0.79 in). The head is brown with a whitish patch between the whitish antennae. The thorax is whitish and the abdomen is light brown with some dorsal brownspots. The forewings are white suffused with light grey. The fringes on the costa are white with a few greyish scales, elsewhere they are brownish grey, but darker in the cleft. The hindwings are entirely brownish grey.