Havsvale, Hydrobates pelagicus "European storm petrel" by Putneymark via Flickr, Creative Commons Attribution ShareAlike.

Detaljert systematikk:

Havsvale, Hydrobates pelagicus

U.art Hydrobates pelagicus melitensis (Legg til)
U.art Hydrobates pelagicus pelagicus (Legg til)

Oceanodroma castro (Legg til)
Oceanodroma furcata (Legg til)

U.art Oceanodroma furcata furcata (Legg til)
U.art Oceanodroma furcata plumbea (Legg til)

Oceanodroma homochroa (Legg til)
Oceanodroma hornbyi (Legg til)
Stormsvale, Oceanodroma leucorhoa (Legg til)

U.art Oceanodroma leucorhoa beali (Legg til)
U.art Oceanodroma leucorhoa chapmani (Legg til)
U.art Oceanodroma leucorhoa cheimomnestes (Legg til)
U.art Oceanodroma leucorhoa keadingi (Legg til)
U.art Oceanodroma leucorhoa leucorhoa (Legg til)
U.art Oceanodroma leucorhoa socorroensis (Legg til)
U.art Oceanodroma leucorhoa willeti (Legg til)

Oceanodroma macrodactyla (Legg til)
Oceanodroma markhami (Legg til)
Oceanodroma matsudairae (Legg til)
Oceanodroma melania (Legg til)
Oceanodroma microsoma (Legg til)
Japanstormsvale, Oceanodroma monorhis (Legg til)
Oceanodroma monteiroi (Legg til)
Oceanodroma tethys (Legg til)

U.art Oceanodroma tethys kelsalli (Legg til)
U.art Oceanodroma tethys tethys (Legg til)

Oceanodroma tristrami (Legg til)

U.art Oceanodroma tristrami owstoni (Legg til)
U.art Oceanodroma tristrami tristrami (Legg til)