Nimravides the similarities between them at first glance, based on autapomorphies in the skeleton, the two animals are too different to be classified as species of the same genus, and thus, "Nimravides" remains separate as its own genus within the Homotherini. Nimravides Nimravides is a genus of extinct saber-toothed cats that lived in North America during the middle and late Miocene, between 13.6 and 4.9 Ma. Despite its scientific name, "Nimravides" does not belong to the Nimravidae, but is a true cat, belonging to the family Felidae. "Nimravides catacopsis", one of the largest and latest species, was quite large, measuring at
Animals (Scientific Procedures) Act 1986 Animals (Scientific Procedures) Act 1986 The Animals (Scientific Procedures) Act 1986, sometimes referred to as ASPA, is an Act of the Parliament of the United Kingdom (1986 c. 14) passed in 1986, which regulates the use of animals used for research in the UK. The Act permits studies to be conducted using animals for procedures such as breeding genetically modified animals, medical and veterinary advances, education, environmental toxicology and includes procedures requiring vivisection, if certain criteria are met. Revised legislation came into force on January 1, 2013. The original act related to the 1986 EU Directive 86/609/EEC which was updated