Identification keys available for Order Characiformes
| Key | Title |
| 18 | Key to the species of citharines (Family Citharinidae, subfamily Distichodontinae) of southern Africa. |
| 19 | Key to the species of characins (Family Characidae) in southern Africa. |
| 44 | Key to the species of Tetragonopterus (Characidae: Tetragonopterinae) |
| 1125 | Key to the species of Acestrorhynchus from Venezuela. |
| 1132 | Key to species of Spintherobolus. |
| 1135 | Key to species of Hydrolycus. |
| 1137 | Artificial key to the species of Bryconops. |
| 1139 | Key to the species of Attonitus. |
| 1144 | Key to the species of Heterocharax. |
| 1152 | Key to the species of Curimata. |
| 1157 | Key to the adult males of described species of Tyttocharax. |
| 1169 | Key to the genera of Characidiinae. |
| 1170 | Key to the species of Ammocryptocharax. |
| 1171 | Key to the species of Melanocharacidium. |
| 1172 | Key to the species of Microcharacidium. |
| 1173 | Key to the species of Elachocharax. |
| 1557 | Key to the species of Hydrocynus of West Africa. |
| 1558 | Key to the species of Alestes of West Africa. |
| 1559 | Key to the species of Brycinus of West Africa. |
| 1560 | Key to the species of Micralestes of West Africa. |
| 1561 | Key to the species of Rhabdalestes of West Africa. |
| 1562 | Key to the genera of Alestidae of West Africa. |
| 1563 | Key to the species of Ichthyborus of West Africa. |
| 1564 | Key to the species of Distichodus of West Africa. |
| 1565 | Key to the species of Nannocharax of West Africa. |
| 1566 | Key to the species of Neolebias of West Africa. |
| 1567 | Key to the genera of Distichodontidae of West Africa. |
| 1568 | Key to the species of Citharinus of West Africa. |
| 1569 | Key to the genera of Citharinidae of West Africa. |
| 1607 | Key to the species of Hydrocynus of Lower Guinea, West-Central Africa. |
| 1608 | Key to the species of Bryconaethiops of Lower Guinea, West-Central Africa. |
| 1609 | Key to the species of Brycinus of Lower Guinea, West-Central Africa. |
| 1610 | Key to the species of Micralestes of Lower Guinea, West-Central Africa. |
| 1611 | Key to the species of Phenacogrammus of Lower Guinea, West-Central Africa. |
| 1612 | Key to the species of Brachypetersius of Lower Guinea, West-Central Africa. |
| 1613 | Key to the species of Nannopetersius of Lower Guinea, West-Central Africa. |
| 1614 | Key to the genera of Alestiini of Lower Guinea, West-Central Africa. |
| 1615 | Key to the genera of Petersiini of Lower Guinea, West-Central Africa. |
| 1616 | Key to the subgroups of Alestidae of Lower Guinea, West-Central Africa. |
| 1617 | Key to the species of Distichodus of Lower Guinea, West-Central Africa. |
| 1618 | Key to the species of Nannocharax of Lower Guinea, West-Central Africa. |
| 1619 | Key to the species of Neolebias of Lower Guinea, West-Central Africa. |
| 1620 | Key to the genera of Distichodontidae of Lower Guinea, West-Central Africa. |
| 1720 | Key to the species of Distichodontidae of southern Africa. |
| 1721 | Key to the species of Alestidae in southern Africa. |