Identification keys available for Family Apogonidae
| Key | Title |
| 239 | Key to the genera of marine cardinalfishes (Apogonidae) occurring in the Western Central Pacific. |
| 447 | Key to the Indo-Pacific species of Pseudamia. |
| 448 | Key to the Indo-Pacific species of Cheilodipterus. |
| 484 | Key to Apogon trimaculatus, A. rhodopterus, and A. rufus. |
| 1020 | Key to the species of cardinalfishes (Apogonidae) occurring in the Western Central Atlantic. |
| 1270 | Key to the freshwater genera of New Guinea Apogonidae. |
| 1271 | Key to the species of freshwater Apogon from New Guinea. |
| 1272 | Key to the species of Glossamia. |
| 1311 | Key to the Apogonidae of the Red Sea. |