genus plesiosaurus
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Definition
Noun: * A reptile genus of suborder Plesiosauria: This is the scientific name for a specific genus of extinct marine reptiles. It belongs to the larger group known as Plesiosauria, which are characterized by their long necks, small heads, and large flippers.
Usage Notes
- This term is used exclusively in scientific and paleontological contexts. It is a formal taxonomic name used to classify a specific group of prehistoric animals.
- The word is a compound noun formed from the Latin-derived "genus" (meaning a biological classification rank) and "Plesiosaurus" (the name of the type species for this group).
Examples
- Scientific Classification:
- Fossils attributed to the genus Plesiosaurus were first described in the early 19th century.
- The paleontologist specialized in studying the anatomy of genus Plesiosaurus.
Advanced Usage
- In technical writing, the genus name is always italicized (or underlined in handwriting), and the first letter is capitalized: Genus Plesiosaurus.
- When used more generally to refer to the animal, the genus name is often shortened to the common noun "plesiosaur" (not italicized).
Variants and Related Words
- Plesiosaur (n): The common name for any member of the order Plesiosauria, which includes and other related genera.
- The museum has a complete skeleton of a plesiosaur.
- Plesiosauria (n): The scientific name for the entire order or suborder to which this genus belongs.
- Plesiosauria were a diverse group of Mesozoic marine reptiles.
Synonyms
- Plesiosaur (in a general, non-taxonomic sense)
Different Meanings
- This term has only one specific meaning in modern English: the scientific genus name for a group of extinct marine reptiles. It is not used in everyday language.
Noun
- a reptile genus of suborder Plesiosauria