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Enw gwyddonolStatws
Stercorariusgenus
Coprotheresgenus (synonym)
Catharactagenus (synonym)
Lestrisgenus (synonym)
Stercorarius [skua, chilensis or maccormicki]species group (or species)
Stercorarius [skua or antarcticus]species group (or species)
Stercorarius skuafull species
Stercorarius [antarcticus or lonnbergi]species group (or species)
Stercorarius antarcticusfull species (or nominal subsp)
Stercorarius antarcticus antarcticusnominal subspecies
Stercorarius antarcticus hamiltonisubspecies
Stercorarius lonnbergifull species (or subspecies)
Stercorarius lonnbergi (lonnbergi)nominal suspecies (sensu stricto)
Stercorarius lonnbergi (clarkei)junior synonym (or subspecies)
Stercorarius lonnbergi (intercedens)junior synonym (or subspecies)
Stercorarius chilensisfull species
Stercorarius maccormickifull species
Stercorarius pomarinusfull species
Stercorarius pomarinus philippifossil subspecies (extinct)
Stercorarius parasiticusfull species
Stercorarius parasiticus (parasiticus)nominal suspecies (sensu stricto)
Stercorarius parasiticus (parallelus)junior synonym (or subspecies)
Stercorarius longicaudusfull species
Stercorarius longicaudus longicaudusnominal subspecies
Stercorarius longicaudus pallescenssubspecies

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