''Alonella'' is a genus of
Chydoridae
Chydoridae is a family of water fleas in the order Anomopoda. There are more than 50 genera and 520 described species in Chydoridae. A lot of Chydoridae species are non-native species, many of which pose a great threat to aquatic ecosystems.
Gen ...
.
The genus was described in 1862 by
Michael Sars
Michael Sars (30 August 1805 – 22 October 1869) was a Norwegian theologian and biologist.
Biography
Sars was born in Bergen, Norway. He studied natural history and theology at Royal Frederick University from 1823 and completed a cand.theol ...
.
It has
cosmopolitan distribution
In biogeography, a cosmopolitan distribution is the range of a taxon that extends across most or all of the surface of the Earth, in appropriate habitats; most cosmopolitan species are known to be highly adaptable to a range of climatic and en ...
.
The results of genetics analysis
revealed at least twelve divergent phylogenetic lineages, possible cryptic species, of ''Alonella'', with different distribution patterns. As expected, the potential species diversity of this genus is significantly higher than traditionally accepted.
Species:
* ''
Alonella brachycopa''
Brehm, 1931
* ''
Alonella breviceps''
Stingelin, 1905
* ''
Alonella clathratula''
G.O. Sars, 1896
* ''
Alonella dadayi''
Birge, 1910
* ''
Alonella excisa''
(Fischer, 1854)
* ''
Alonella exigua''
(Lilljeborg, 1853)
* ''
Alonella nana''
(Baird, 1843)
* ''
Alonella propinqua''
Smith, 1909
* ''
Alonella pulchella''
Herrick, 1884
* ''
Alonella qranulata''
Brehm, 1933
References
{{Taxonbar, from=Q4544627
Cladocera