An inclusive and comparative taxonomic account of one species of genus Leucania Ochsenheimer viz. Leucania palaestinae (Noctuidae: Lepidoptera) is provided herewith. Area was surveyed and collection of Leucania palaestinae was made from the selected area using light traps. This species was described with special reference to the species head, veins of both wings, appendages, male and female external genitalia attributes. Keys to the species of genus Leucania collected from district Muzaffargarh along with its spatial distributional map for all species is provided. Morphological characters have been illustrated with the help of photographs. This species has been reported for the first time from district Muzaffargarh, Punjab, Pakistan.