placoderm in a sentence
n.
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Definition
Placoderm: an extinct group of armored prehistoric fish characterized by bony plates covering their bodies and known as some of the earliest jawed vertebrates.
Crossword clues for placoderm
Crossword clue ideas and answer hints for the word "placoderm".
- Armored prehistoric fish with bony plates.
- Early jawed vertebrate from ancient seas.
- Extinct fish known for body armor.
- Prehistoric fish with distinctive bony coverings.
- Ancient jawed fish with protective plates.
Placoderm sentence examples
- The placoderm was one of the earliest jawed vertebrates, thriving in the oceans over 400 million years ago.
- Fossils of placoderms reveal fascinating details about the evolution of early fish and their unique armored bodies.
- Researchers are studying placoderm anatomy to better understand the transition from primitive fish to more advanced species.
- The discovery of new placoderm fossils has shed light on the diversity of marine life during the Devonian period.
- Placoderms are often recognized for their distinctive bony plates, which provided protection against predators in ancient seas.