| Key | Title |
| 374 | Key to the species of snake mackerels (Gempylidae) occuring in the Western Central Pacific. |
| 1093 | Key to the species of snake mackerels (escolars, oilfishes) (Gempylidae) occurring in the Western Central Atlantic. |
| 1325 | Key to the genera of Gympelidae. |
| 1329 | Key to the species of Neoepinnula. |
| 1330 | Key to the species of Paradiplospinus. |
| 1331 | Key to the species of Rexea. |