Ceriodaphnia rigaudi Richard, 1894
Class: Branchiopoda Latreille, 1817; Subclass: Diplostraca Gerstaecker, 1866; Order: Cladocera Latreille, 1829; Suborder: Anomopoda; Family: Daphniidae Straus 1820; Genus: Ceriodaphnia Dana 1853
Taxonomy according to Rowe and Hebert 2000 (http://www.cladocera.uoguelph.ca/default.htm) and Edmondson, W.T. (1963) Freshwater Biology. 2nd Ed. Wiley.
This specimen was collected from Lake Kinneret (= Sea of Galilee = Lake Tiberias) Israel. Photograph was made using Nomarsky differential interference contrast at 20X.
Though not as common as Ceriodaphnia reticulata, Ceriodaphnia rigaudi occur in Lake Kinneret throughout the year with densities highest during winter and spring