Vocabulary Entry

trilobite

|noun

noun

A type of extinct marine arthropod that existed in the Paleozoic era, characterized by a three-lobed body and a hard exoskeleton.

Example Sentences

"The trilobite is often found as a fossil in sedimentary rock."

"Scientists study trilobite fossils to understand ancient marine environments."

"Many trilobite species had unique features that helped them adapt to their habitats."