sentences:  Final records
  
  The latest evidence of Kassite culture is a reference by the 2nd-century geographer Ptolemy, who described "Kossaei" as living in the Susa region, adjacent to the "Elymeans".This could represent one of many cases where Ptolemy relied on out-of-date sources.It is believed that the name of the Kassites is preserved in the name of the Kashgan River, in Lorestan.