Spinus

trivial name latin name
Thick-billed Siskin Spinus crassirostris
Antillean Siskin Spinus dominicensis
Hooded Siskin Spinus magellanicus
Black-headed Siskin Spinus notata
Arkansas Finch Spinus psaltria
Eurasian Siskin Spinus spinus
Yellow-faced Siskin Spinus yarrellii

comparison of wing and tail configuration