ceratodus
Definition
- Noun:
- An extinct genus of lungfish: "Ceratodus" refers to a genus of prehistoric lungfish that lived during the Mesozoic era. These fish are known from fossil records and are an important group for understanding the evolution of lungfish.
Usage Examples
- Noun:
- Fossils of the ceratodus have been found on several continents.
- The ceratodus is studied by paleontologists interested in vertebrate evolution.
Advanced Usage
- In scientific classification: The term is used capitalized () as it is a proper genus name.
- The species was later reclassified under the genus Ceratodus.
Variants and Related Words
- Ceratodontidae (n): The family name to which the genus belongs.
- Dipnoi (n): The subclass that includes all lungfish, including extinct forms like .
Synonyms
- Extinct lungfish: A descriptive synonym.
- Fossil lungfish: Another descriptive term emphasizing its state of preservation.
Notes on Meaning
- This word has a single, specific meaning in paleontology and zoology. It refers exclusively to this extinct genus and is not used in general or figurative language.
Noun
-
extinct lungfish
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