Species (70)
- Cyclops bohater Kozminski 1933
- Diacyclops languidoides Lilljeborg 1901
- Diacyclops bisetosus
- Mesocyclops leuckartii
- Metacyclops roscoffensis
- Cyclops anceps
- Cyclops abyssorum Kiefer 1939 ssp. praealpinus
- Cyclops bathybius
- Cyclops annulatus
- Cyclops dybowskyi
- Cyclops diaphanus
- Cyclops mendocinus
- Cyclops pulchellus
- Cyclops prasinus
- Cyclops speratus
- Cyclops spinifer
- Cyclops tenuicornis
- Cyclops varicans
- Cyclops vulgaris
- Austriocyclops vindobonae
- Paracyclops abnobensis
- Cyclops abyssorum ssp. abyssorum
- Cyclops stremus
- Acanthocyclops robustus Sars 1863
- Eucyclops serrulatus Fischer 1851
- Macrocyclops albidus Jurine 1820
- Paracyclops fimbriatus Fischer 1853
- Acanthocyclops venustus Norman & Scott
- Diacyclops crassicaudis Sars
- Mesocyclops bodanicola
- Cyclops leuckarti Claus
- Cyclops abyssorum
- Acanthocyclops gmeineri
- Acanthocyclops vernalis
- Cyclops cerberus Chappuis
- Eucyclops lilljeborgi Sars G.O.
- Cyclops macruroides Lilljeborg 1901
- Cyclops affinis Sars G.O. 1863
- Cyclops gracilis Lilljeborg 1853
- Cyclops bicolor Sars G.O. 1863
- Megacyclops viridis Jurine 1820
- Eucyclops serrulator
- Mesocyclops leuckarti Claus 1857
- Microcyclops varicans
- Cyclops serrulatus Fischer
- Cyclops fuscus Jurine
- Cyclops fimbriatus Fischer
- Cyclops albidus Jurine
- Cyclops viridis Jurine
- Cyclops vernalis
- Cyclops macrouroides Lilljeborg
- Cyclops oithonoides Sars
- Cyclops strenuus Fischer 1851
- Cyclops quadricornis Linnaeus
- Cryptocyclops bicolor Sars 1863
- Cyclops vicinus Uljanin 1875
- Eucyclops macruroides Lilljeborg 1901
- Diacylops bisetosus Rehberg 1880
- Eucyclops speratus Lilljeborg 1901
- Macrocyclops distinctus Richard 1887
- Diacyclops bicuspidatus Claus 1857
- Ectocyclops phaleratus Koch 1838
- Cyrtocyclops bicolor
- Tropocyclops prasinus
- Macrocyclops fuscus Jurine 1820
- Cyclops phaleratus
- Thermocyclops crassus Fischer 1857
- Thermocyclops dybowskii Lande 1890
- Thermocyclops oithonoides Sars G.O. 1863
- Cyclops macrurus Sars