WBrine shrimp
WBosmina
WBranchinecta
WBranchinella
WBranchipodopsis
WBythotrephes longimanus
WChenops
WChirocephalus
WCyzicus (crustacean)
WDaphnia
WDendrocephalus
WDexteria
WEurycercus
WIliella
WJeholops
WLepidocaris
WLepidurus
WLeptodora
WLioestheria
WMoina
WParartemia
WPolyphemus (crustacean)
WStreptocephalus
WTanymastix
WTriops