New Mexico). The dubious species H. aeluroides is also based on a fossil from the early Barstovian; the fossil in question was found in Nebraska. In addition, H. intrepidus, H. marshi, and H. stouti are all known from localities of late Barstovian age. H. intrepidus and H. marshi are both known from localities in Nebraska and California, with H. marshi additionally occurring in localities in Colorado and New Mexico. H. stouti has been recorded in localities in Colorado and New Mexico as well. References Prehistoric felids Prehistoric carnivoran genera Miocene mammals of North America Miocene carnivorans Fossil taxa described in 1929