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Enw gwyddonolStatws
Gaviagenus
Urinatorgenus (synonym)
Gavia stellatafull species
Gavia stellata (stellata)nominal suspecies (sensu stricto)
Gavia stellata (squamata)junior synonym (or subspecies)
Gavia [arctica or pacifica]species group (or species)
Gavia arcticafull species (or nominal subsp)
Gavia arctica arcticanominal subspecies
Gavia arctica arctica (arctica)nominal suspecies (sensu stricto)
Gavia arctica arctica (suschkini)junior synonym (or subspecies)
Gavia arctica viridigularissubspecies (candidate for split)
Gavia arctica [arctica x viridigularis]subspecies integrade
Gavia pacificafull species (or subspecies)
Gavia immerfull species
Gavia immer (immer)nominal suspecies (sensu stricto)
Gavia immer (elasson)junior synonym (or subspecies)
Gavia adamsiifull species
Gavia egerianafossil species (extinct)
Gavia brodkorbifossil species (extinct)
Gavia paradoxafossil species (extinct)
Gavia schultzifossil species (extinct)
Gavia howardaefossil species (extinct)
Gavia moldavicafossil species (extinct)
Gavia concinnafossil species (extinct)
Gavia fortisfossil species (extinct)

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