heterostracan (Meaning)
Wordnet
heterostracan (n)
extinct jawless fish with the anterior part of the body covered with bony plates; of the Silurian and Devonian
Synonyms & Antonyms of heterostracan
No Synonyms and anytonyms found
heterostracan Sentence Examples
- Heterostracans, an extinct class of jawless fish, possessed unique head shields covering their gills.
- The heterostracan's dorsal and ventral shields were connected by a lateral plate, forming a protective case.
- The head shield of heterostracans was made of bone or cartilage, providing substantial protection from predators.
- Heterostracans had eyes positioned dorsally on the head shield, allowing for a wide field of vision.
- The mouth of heterostracans was located ventrally, with toothless jaws for filter feeding.
- Heterostracans were known for their strong armor, which is often preserved in the fossil record.
- The heterostracan body was dorsoventrally flattened, providing increased maneuverability in aquatic environments.
- Heterostracans played a significant role in marine ecosystems during the Paleozoic Era.
- The heterostracan fossil record offers insights into the evolution of jawless fish and the early vertebrate lineage.
- Scientists use heterostracan fossils to reconstruct ancient marine environments and understand the paleozoic biodiversity.
FAQs About the word heterostracan
extinct jawless fish with the anterior part of the body covered with bony plates; of the Silurian and Devonian
No synonyms found.
No antonyms found.
Heterostracans, an extinct class of jawless fish, possessed unique head shields covering their gills.
The heterostracan's dorsal and ventral shields were connected by a lateral plate, forming a protective case.
The head shield of heterostracans was made of bone or cartilage, providing substantial protection from predators.
Heterostracans had eyes positioned dorsally on the head shield, allowing for a wide field of vision.
