| Key | Title |
| 570 | Artificial key to the species of the Rivulus punctatus complex. |
| 967 | Key to the species of New World rivulines (rivulid killifishes) (Rivulidae) occurring in the Western Central Atlantic. |
| 1119 | Key to species of Cynolebias occurring in Brazil. |
| 1154 | Artificial key to the species of the Rivulus punctatus complex. |