Lophocampa pectina is a moth of the family Erebidae. It was described by William Schaus in 1896. It is found in Mexico.
Antenna very deeply pectinated in the (male). Head and thorax dark buff; two black points on the collar and two on each patagia. Body chrome yellow. Primaries yellow with a broad basal and median transverse grayish shade; a double terminal and subterminal fine dark wavy line, the space within filled with a darker shade; the fringe yellowish with some black spots. Secondaries yellow. Expanse, M 41 mm.