Sphingulus
Body very uniform in colour. Forewing upperside with only the 2 most distal lines indicated, the post-discal line by double dots at the veins.
Male genitalia: Uncus about 3x as long as basally broad, narrowed towards apex, which is truncate-sinuate with projecting angles; covered dorsally with long hair-scales. Gnathos with a rounded mesial lobe that is about as long as broad; the sides slightly incurved. Valve with inner surface covered with long, weak hair-scales. Harpe reaching beyond apex of valve, the ventro-distal process gradually narrowed, somewhat curved inward distally, not sharply pointed; a dorsal process present near the base is also obtuse. Phallus with a patch of spines internally, visible externally as brown dots; hook pointed.
Female genitalia: Ostial plate strongly sclerotised; the lobe anterior to the ostial cavity sinuate.