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You have identified your specimen to the Genus Moina:
 

Moina with the supraoccular depression include species such as:

M. affinis, M. wierzejskii, M. micrura and M. brachycephala

See Pennack (1989) or Edmondson (1959) for further species identification.

Taxonomy
Phylum Arthropoda
Subphylum Crustacea
Class Branchiopoda
Suborder Cladocera
Family Moinidae