Barbourofelidae (IMAGE) National Evolutionary Synthesis Center (NESCent) Caption The Barbourofelidae are an extinct family of catlike carnivores with impressive upper canines. Millions of years before sabertooth cats, they independently evolved the same combination of dagger teeth and robust arm bones. Credit Photo taken at the Florida Museum of Natural History. Courtesy of Julie Meachen. Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.