| Southeast Arizona Ranges | Level 4 (Parent) |
|          Northeast Tucson Area | Level 5 |
|                  Superstition Mountains | Level 6 (Child) |
|                  East Superstition Mountains | Level 6 (Child) |
|                  Salt River Mountains | Level 6 (Child) |
|                  Blackjack Mountains | Level 6 (Child) |
|                  Dripping Springs Mountains | Level 6 (Child) |
|                  Pinal Mountains | Level 6 (Child) |
|                  Mescal Mountains | Level 6 (Child) |
|                  Hayes Mountains | Level 6 (Child) |
|          Huachuca Area | Level 5 (Sibling) |
|          Piñaleno Area | Level 5 (Sibling) |
|          Bisbee-Tombstone Area | Level 5 (Sibling) |
|          Dragoon-Mule Mountains | Level 5 (Sibling) |
|          Chiricahua Area | Level 5 (Sibling) |
|          Peloncillo Mountains | Level 5 (Sibling) |