Considering the differences in this joint, the shape of the ceratohyal bone, the length of the epihyal ligament as well as the breadth and shape of the stylohyal bone and the Tympanohyoideum it can be assumed that lion and jaguar are more similar to each other than to the tiger and that the tiger occupies a special position among the examined Pantherinae...http://www.ncbi.nlm.nih.gov/pmc/articles/