List of shearwaters

This is a list of birds that belong to the shearwater group, of the Procellariidae family and the Procellariiformes order.

This is a still evolving taxonomic class that may or may not include the genera Procellaria and Bulweria. This list includes them both. Some experts, most notably James Clements, have not yet to recognize the genus Pseudobulweria.

...
Wikipedia