dresserbirdsofeurope:gaviiformes
Dresser/Birds of Europe: Gaviiformes
Gaviiformes.
Gaviidae (Divers).
Plates 626--628, 722.
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Supplement, Pl. (722); White-billed Diver.
Colymbus (Gavia) adamsii.
((not colored))
628 Redthroated Diver.
Colymbus septentrionalis.
(626) Great Northern Diver.
Colymbus glacialis.