orthoceras in a sentence
n.
📚 Grade Level: Grade 10, Grade 11, Grade 12
Definition
Orthoceras is an extinct genus of ancient cephalopods characterized by long, straight shells, which thrived during the Paleozoic era.
Crossword clues for orthoceras
Crossword clue ideas and answer hints for the word "orthoceras".
- Ancient cephalopod with a long, straight shell.
- Extinct marine creature from the Paleozoic era.
- Fossilized shellfish known for its unique shape.
- Straight-shelled mollusk from prehistoric oceans.
- Cephalopod ancestor with a distinctive elongated shell.
Orthoceras sentence examples
- The orthoceras is a fascinating ancient cephalopod that lived during the Paleozoic era.
- Fossils of orthoceras can often be found in sedimentary rock formations, showcasing their long, straight shells.
- Many collectors seek out orthoceras specimens for their unique spiral shapes and intricate patterns.
- In some cultures, orthoceras fossils are believed to possess healing properties and are used in jewelry.
- The extinction of the orthoceras marked a significant shift in marine biodiversity during the late Paleozoic period.