| Pachyptila macgillivrayi (Mathews, 1912) MacGillivray's prion | 
| No Picture Available | 
| Family: | Procellariidae () | |||
| Max. size: | ||||
| Environment: | others; marine | |||
| Distribution: | Indian Ocean and the Antarctic. | |||
| Diagnosis: | ||||
| Biology: | ||||
| IUCN Red List Status: | Critically Endangered (CR); Date assessed: 18 March 2021 (A3be+4be) Ref. 123251) | |||
| Threat to humans: | harmless | |||
| Country info: |  | |||