Chydorus

Chydorus is a genus of Chydoridae.^[2]

Chydorus
Chydorus shpaericus, a common species of water-flea.
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Branchiopoda
Order:	Anomopoda
Family:	Chydoridae
Genus:	Chydorus Leach, 1816
Synonyms[1]
Chilodorus Latreille, 1829

The genus was described in 1816 by William Elford Leach.^[2]

It has cosmopolitan distribution.^[1]

It was found that centers of dispersion of two Chydorus groups were located in the European part of the continent and two others in Asia. One clade survived during harsh conditions of the Pleistocene glaciation in a northern refugium, while another clade survived in the south.^[3]

Species include:^[2]

• Chydorus gibbus^[4]
• Chydorus globosus^[4]
• Chydorus latus^[4]
• Chydorus ovalis^[4]
• Chydorus piger^[4]
• Chydorus rylovi Mukhamediev, 1963^[2]
• Chydorus sinensis Frey, 1987^[2]
• Chydorus sphaericus (O.F. Müller, 1776)^[4]