| FAO | Key Name |
|---|---|
| Pacific, Western Central | Key to the species of dogfish sharks (Squalidae) occuring in the Western Central Pacific. |
| Atlantic, Northeast | Key to the dogfish sharks/spurdogs (Squalidae) of Europe. |
| Pacific, Northwest | Key to species of Centrophorus from China. |
| Atlantic, Western Central | Key to the species of gulper sharks (Centrophoridae) occurring in the Western Central Atlantic. |