…The cheek teeth are not molar-shaped like those of herbivores, but one pair on each side is specialized as carnivorous teeth. The first and second premolars are missing on the upper jaw, leaving two or three pairs each (the lynx and Iriomote wildcat Mayailurus iriomotensis only have two pairs), while the first and second premolars are missing on the lower jaw, leaving two pairs each. There are only one pair of molars on each side, but the fourth premolar on the upper jaw and the first molar on the lower jaw are greatly developed and are carnivorous teeth that fit together like the blades of scissors to cut meat. Cats do not have teeth suitable for chewing food because they swallow pieces of meat whole. … *Some of the terminology that mentions "Mayailurus iriomotensis" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…頰歯(きようし)は草食獣のように臼型でなく,上下の各1対が裂肉歯に特殊化している。前臼歯(ぜんきゆうし)は上あごでは第1あるいは第2前臼歯が消失し,各2~3対(オオヤマネコやイリオモテヤマネコMayailurus iriomotensisでは2対と少ない),下あごでは第1,第2前臼歯が消失して各2対あり,臼歯は上下に各1対しかないが,上あごの第4前臼歯と下あごの第1臼歯が大きく発達し,はさみの刃のようにかみ合って肉を切るのに適した裂肉歯となっている。ネコ類は肉片を丸飲みするため,食物をかみつぶすのに適した歯をもたない。… ※「Mayailurus iriomotensis」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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