... Elvira cupreiceps . Costa Rica . Van Patten , Key to the species . Under tail coverts pure white . A. Under parts shining green . a . Median rectrices coppery - bronze , lateral ones white tipped with bronze . b . Median rectrices ...
... cupreiceps Lawrence Ann . Lyc . Nat . Hist . New York 8 : 348 ( not earlier than June 25 ) , 1866 . Elvira cupreiceps ( Lawrence ) . See Peters , Checklist of birds of the world 5 : 78 , 1945 . 41478. Adult male . Barranca , " on the ...
... Elvira cupreiceps . Costa Rica . Van Patten . A. Under parts shining green . Key to the species . Under tail coverts pure white . a . Median rectrices coppery - bronze , lateral ones white tipped with bronze . b . Median rectrices ...
Genus ELVIRA Mulsant and Verreaux . Elvira Mulsant and Verreaux , Classif . Trochil . , 1865 , p . 32 ( Type ... cupreiceps ( Lawrence ) . COPPERY HEADED EMERALD . Eupherusa cupreiceps LAWRENCE , Ann . Lyc . Nat . Hist . , N. Y. ...