| Rating | Solver | Clue |
|---|---|---|
| LOWLY | Small amphibians | |
| NEWTS | Small amphibians | |
| EFTS | Small amphibians | |
| SEPTOMAXILLARY | A small bone between the nasal septum and the maxilla in many reptiles and amphibians. | |
| PROTEUS | A genus of aquatic eel-shaped amphibians found in caves in Austria. They have permanent external gills as well as lungs. The eyes are small and the legs are weak. | |
| TRACHYSTOMATA | ... Siren and Pseudobranchus. They have anterior legs only, are eel-like in form, and have no teeth except a small patch on the palate. The exter... | |