| Genus | Calanoides
Brady, 1883
| 9 | Species |
| Genus | Calanus
Leach, 1819
| 126 | Species |
| Genus | Canthocalanus
A. Scott, 1909
| 5 | Species |
| Genus | Carinocalanus
Brodsky, 1972 ⇒ Calanoides
| 0 | Species |
| Genus | Ceteochilus
Agassiz, 1846
| 0 | Species |
| Genus | Cetochilus
Leach, 1819 ⇒ Calanus
| 6 | Species |
| Genus | Cetochylus
De Vauzème, 1834
| 0 | Species |
| Genus | Cosmocalanus
Bradford and Jillett, 1974
| 7 | Species |
| Genus | Daphinia
Rafinesque, 1815
| 1 | Species |
| Genus | Diarthropus
Brady, 1918
| 1 | Species |
| Genus | Heteroptilus
G. O. Sars, 1920
| 2 | Species |
| Genus | Mesocalanus
Bradford and Jillett, 1974
| 2 | Species |
| Genus | Metranura
Brady, 1915
| 1 | Species |
| Genus | Monoculus
Gunnerus, 1765
| 3 | Species |
| Genus | Nannocalanus
G. O. Sars, 1925
| 5 | Species |
| Genus | Neocalanus
G. O. Sars, 1925
| 7 | Species |
| Genus | Paratharybis
Tanaka, 1937 ⇒ Undinella
| 1 | Species |
| Genus | Pontoptilus
G. O. Sars, 1905
| 9 | Species |
| Genus | Undina
Dana, 1849 ⇒ Undinula
| 13 | Species |
| Genus | Undinula
A. Scott, 1909
| 13 | Species |
