Identification keys available for Order Chimaeriformes
| Key | Title |
| 39 | Key to the eastern Pacific species of Hydrolagus |
| 683 | Key to species of Chimaera occuring in China. |
| 684 | Key to species of Hydrolagus occuring in China. |
| 894 | Key to families of chimaeras (Chimaeriformes) occurring in the Western Central Atlantic. |
| 895 | Key to species of longnose chimaeras (spookfishes) (Rhinochimaeridae) occurring in the Western Central Atlantic. |
| 896 | Key to species of shortnose chimaeras (ratfishes, rabbitfishes, ghostsharks) (Chimaeridae) occurring in the Western Central Atlantic. |