Biology:Daphniidae

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Short description: Family of small freshwater animals

Daphniidae
Daphnia pulex.png
Daphnia pulex
Scientific classification e
Domain: Eukaryota
Kingdom: Animalia
Phylum: Arthropoda
Class: Branchiopoda
Order: Anomopoda
Family: Daphniidae
Straus, 1820

Daphniidae is a family of water fleas in the order Anomopoda.

Description

Members of the family Daphniidae differ from other, similar diplostracans, such as the Macrotrichidae and Moinidae, in that the antennae of females are short and immobile.[1]

Ecology

The feeding mechanism of the members of the family Daphniidae differs from that of the Macrotrichidae in allowing the animals to engage in filter feeding, rather than having to scrape food from a surface. They have evolved to fill a number of different ecological niches. Scapholeberis and Megafenestra contain species adapted to living around the surface film; Simocephalus species cling to objects while filter feeding; others have developed a pelagic lifestyle.[2]

Taxonomy

The family Daphniidae contains 121 species in five genera:[3][4][5]

The members of the family Moinidae may also be placed among the Daphniidae.[6]

See also

References

External links

Wikidata ☰ Q4020658 entry