Five dental specimens are investigated as the member of Boselaphini (Bovidae) which belong to an extinct genus Selenoportax. All the samples are collected from well exposed strata of Late Miocene of Hasnot, district Jehlum, Pakistan. All The specimens are identified and characterized on the basis of morphometric comparison and morphological similarities and described as Selenoportax vexillarius. The molars have divergent styles and moderately developed median basal pillars while the crown in all specimens is slightly narrow at the bottom and broader at the apex.