English Dictionary

tailshield

名詞

The pygidium.

日本語の意味

尾盾（生物の尾部を覆う硬い部分、特に節足動物や三葉虫の尾部にある部分）

The fossilized trilobite's tailshield showed intricate segmentation that helped identify its species.

化石化した三葉虫の尾盾は複雑な節構造を示しており、それが種の同定に役立った。

意味（1）

The pygidium.

Trilobites have a distinct headshield or cephalon and a distinct tailshield or pygidium, and in both these regions the original segmentation has been suppressed — more completely in the cephalon than in the pygidium — and …

tailshields （ plural ）