Last Updated：2025/11/23

(zoology) Any vertebrate with jaws, including amphibians, reptiles, mammals, and most modern fish, in contrast with the Agnatha

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gnathostome

Source Word

gnathostome

(zoology) Any vertebrate with jaws, including amphibians, reptiles, mammals, and most modern fish, in contrast with the Agnatha

Japanese Meaning

顎を持つ脊椎動物。具体的には、両生類、爬虫類、哺乳類、そして大部分の現代の魚類が含まれる。

The emergence of the gnathostome during the Silurian period marked a turning point in vertebrate evolution.

シルリア紀に有顎類が出現したことは脊椎動物の進化における転換点となった。

Sense（1）

(zoology) Any vertebrate with jaws, including amphibians, reptiles, mammals, and most modern fish, in contrast with the Agnatha

gnathostomes

（ plural ）