trilobites

"The local museum has an excellent exhibit on ancient Egyptian artifacts. "

"A lengthwise cut is difficult to saw with hand tools."

"Overhunting can extinct entire species of animals. "

"The new math homework was easily understood by the students. "

"The museum displayed fossils of dinosaurs that lived millions of years ago. "

"The police identified the thief using security camera footage. "

"The children were excited to see the exotic creatures at the zoo. "

"The children were running to catch the school bus. "

"The ancient librarian was known for her vast knowledge of history. "

"Her voice was distinct despite the heavy traffic."

"The spider, a common arthropod, has eight legs with many joints and a hard outer shell. "

"The storm during all night. "