AnAge Browser

Family
Genus
Species
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Anatidae
Aythya
affinis Aythya affinis
americana Aythya americana
collaris Aythya collaris
ferina Aythya ferina
fuligula Aythya fuligula
marila Aythya marila
valisineria Aythya valisineria

Found 7 branches in Aythya (query or survey).