…The ancestral Machairodus was widely distributed in Europe, Africa, Asia, and North America during the Miocene. Meganthereon and Homotherium , which lived in Europe, Asia, and Africa during the Pliocene and Pleistocene, both had long, fang-like canines in the upper jaw and are considered to be closely related to Smilodon, and are sometimes treated as saber-toothed cats in the broad sense. However, unlike Smilodon, they are distinguished by their somewhat shorter fangs and lack of notches on the edges. … *Some of the terminology explanations that mention "Homotherium" are listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…先祖型のマカイロダスMachairodusは中新世にヨーロッパ,アフリカ,アジア,北アメリカと分布が広い。鮮新世から更新世にヨーロッパ,アジア,アフリカにいたメガンテレオンMeganthereonやホモテリウムHomotheriumは,いずれも上顎の犬歯が牙状に長く,スミロドンと類縁が深いものとされ,広義の剣歯虎として扱われることもある。しかし,スミロドンとちがって牙がいくらか短かったり,縁部にきざみがないことなどで区別される。… ※「Homotherium」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
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