ISBN 0-521-35519-2=== Sources ===* Dinosaur Encyclopedia by Jayne Parsons* The Origin and Evolution of Mammals (Oxford Biology) by T. S. Kemp
ISBN 0-521-35519-2* Dinosaur Encyclopedia by Jayne Parsons* The Origin and Evolution of Mammals (Oxford Biology) by T. S. Kemp* http://prehistoric-fauna.com/publ/bestiarij/vulpavus_miacines/1-1-0-123