Alonella

Alonella is a genus of Chydoridae.

The genus was described in 1862 by Michael Sars.

It has cosmopolitan distribution.

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