Serval along with the caracal and the African golden cat, forms one of the eight lineages of Felidae. According to a 2006 genetic study, the "Caracal" lineage came into existence 8.5 mya, and the ancestor of this lineage arrived in Africa 8.5–5.6 mya. The phylogenetic relationships of the serval are as follows: The name "Leptailurus" may have been constructed from the medieval Greek λεπταλέος or λεπτός meaning "fine, delicate". The name "serval" could have been derived from the Medieval Latin words "Lupus cervalis" ("deer-like wolf") or from its Portuguese equivalent "lobo-cerval" (referring to the Iberian lynx). The first recorded use of
Revenge of the Creature Creature Walks Among Us". A bonus behind-the-scenes documentary was added for the set. The film was re-released on Blu Ray, along with both other films in the "Creature" trilogy. Notes Bibliography Revenge of the Creature Revenge of the Creature ( Return of the Creature and Return of the Creature from the Black Lagoon) is the first of two Universal-International sequels to "Creature from the Black Lagoon". It was the only 3D film released in 1955 and the only 3D sequel to a 3D film released during "the golden age of 3D". Produced by William Alland, directed by Jack Arnold, the