ordovian in a sentence
a.
📚 Grade Level: Grade 10, Grade 11, Grade 12
Definition
Ordovian refers to a geological period in the Paleozoic Era, characterized by significant diversification of marine life, occurring approximately 485 to 444 million years ago.
Sample Sentences
- The Ordovian period is known for its remarkable diversification of marine life.
- Paleontologists have discovered new fossils that shed light on Ordovian ecosystems.
- The sedimentary rocks formed during the Ordovian provide valuable insights into ancient climates.
- Ordovian trilobites were among the dominant species in the oceans of that era.
- Studying the Ordovian helps scientists understand the evolutionary patterns of early vertebrates.