Smilodon

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Smilodon often called a saber-toothed cat or (incorrectly) saber-toothed tiger, The sabre-toothed cat was endemic to Nrth America  and South America, living from the Early Pleistocene through Lujanian stage of the Pleistocene epoch (2.5 mya—10,000 years ago).

The nickname "sabre-tooth" refers to the extreme length of their teeth. Despite the colloquial name "sabre-toothed tiger",Smilodon is not a tiger; the latter belongs to subfamily Pantherinae, The name Smilodon comes from Greek: σμίλη, smilē, "Knife" and Greek ὀδoύς(odoús), "tooth", Genitive: ὀδoύς, ὀδόντος,odóntos.