| Ref. No. | Title |
|---|---|
| 26179 | Threatened fishes of the world: Gila boraxobius Williams & Bond, 1980 (Cyprinidae). |
| 26186 | Threatened fishes of the world: Plagopterus argentissimus Cope, 1874 (Cyprinidae). |
| 41064 | Threatened fishes of the world: Catostomus warnerensis Snyder, 1908 (Catostomidae). |