Felidae Oligocene, about 25 million years ago, with the appearance of "Proailurus" and "Pseudaelurus". The latter species complex was ancestral to two main lines of felids, the cats in the extant subfamilies and a third major group of extinct cats, which are assigned to the subfamily Machairodontinae. The machairodonts included the saber-toothed cats such as the "Smilodon". The "false sabre toothed cats", the Barbourofelidae and Nimravidae, are not true cats, but are closely related and together with Felidae and other cat-like carnivores (hyaenas, viverrids and mongooses) make up the feliform carnivores. Results of mitochondrial analysis indicates that all the Felidae descended
Felidae (film) fight between the two results in a fire, where Francis eventually disembowels and kills Claudandus and flees the scene with an injured Bluebeard. Following these events, Francis is reunited with Nhozemphtekh and they walk home. "Felidae" was the most expensive animated film produced in Germany to date, costing 10 million Deutschmarks. The characters were designed by Paul Bolger, who also served as a head animator for the film from Dagda Film Limited in Dublin. Armen Melkonian was the film's layout designer and a head animator from the studio Azadart in Toronto. The film was mainly animated by TFC Trickompany in