genus Mollienesia
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Definition
Noun: 1. A taxonomic genus of freshwater fish: "genus Mollienesia" refers to a former genus of live-bearing fish within the family Poeciliidae, commonly known as mollies. In modern taxonomy, species formerly placed in this genus are now typically classified within the genus Poecilia.
Usage Notes
- "Genus Mollienesia" is primarily used in historical, taxonomic, or specialized scientific contexts to refer to a specific grouping of fish. In common usage, the fish are simply called "mollies."
- As a proper noun, it is typically capitalized.
Examples
- Scientific Context:
- The fish, once classified under genus Mollienesia, are popular in home aquariums.
- Early ichthyological studies often referenced genus Mollienesia in their descriptions of live-bearing fish.
Advanced Usage
- Taxonomic Revision: The term is often seen in older literature. A modern equivalent phrase would be " (formerly )" or "mollies of the genus ."
- The sailfin molly, Poecilia latipinna, was historically placed in genus Mollienesia.
Variants and Related Words
- Molly / Mollies (n): The common name for the aquarium fish historically classified in genus and now in .
- Black mollies are a common variety in freshwater tanks.
- Poecilia (n): The current genus name encompassing mollies, guppies, and their close relatives.
- The genus Poecilia contains many popular live-bearing aquarium fish.
Synonyms
- Mollies (common name)
- Poecilia spp. (current scientific designation for the group)
Noun
- mollies