trilobite
🇺🇸
/ˈtraɪləbaɪt/
🇬🇧
/ˈtraɪləʊbaɪt/
An extinct marine arthropod that lived in the Paleozoic Era, characterized by a three-lobed, three-segmented body.
Fossils of trilobites are often found in ancient rock formations, providing valuable information about prehistoric life.
三葉虫の化石は、しばしば古代の岩石地層で発見されており、史前時代の生命に関する貴重な情報を提供しています。