Kuku-nor, Sining, Kashmir. — Larva conspicuously different from that of all other Parnassii, being similar to a large Agrotis caterpillar, black with pale yellow oblique side stripes, after the last moult light red-brown, with two pale yellow longitudinal stripes bearing black spots, there being moreover black dashes, lines, arrowhead-shaped spots and other black markings on the back. The under surface and sides as far as the yellow stripes greyish brown, the former with numerous pale dots.
Kuku-nor, Sining, Kashmir. — Larva noticeably distinct from that of all other Parnassii moths, bearing a resemblance to a large Agrotis caterpillar, characterized by its black coloration with pale yellow oblique stripes, transitioning to light red-brown after the final molt, featuring two pale yellow longitudinal stripes with black spots, along with additional black markings on the back. The underside and sides exhibit greyish-brown hues, punctuated by numerous pale dots.