Epicyon is an extinct canidgenus of the subfamilyBorophaginae ("bone-crushing dogs"), native to MioceneNorth America. This genus contained several species of the largest canids to have ever lived, such as Epicyon haydeni, which stood 37 inches (0.9 meters) tall at the shoulder. Genera Alopex Atelocynus Canis Cerdocyon Chrysocyon Cuon Dusicyon Fennecus Lycalopex Lycaon Nyctereutes Otocyon Pseudalopex Speothos Urocyon Vulpes Canidae is the family of carnivorous and omnivorous mammals commonly known as canines. ... For other uses of the word, please see Genus (disambiguation). ... ... The subfamily Borophaginae is an extinct group of canids that were native to North America, and lived from roughly 34 to 2. ... The Miocene epoch is a period of time that extends from about 23 to 5. ... World map showing North America A satellite composite image of North America. ... In biology, a species is one of the basic units of biodiversity. ...