NO. 3 NEW BIRDS FROM PANAMA AND VICINITY — NELSON 7 



nostrils; tarsus bare except near upper end in front. Color: Males 

 on head and body mainly plain metallic green above and below ex- 

 cept buffy-rufous mask on chin and lores and buffy whitish on 

 posterior abdomen; primaries purplish black; secondaries rufous, 

 dark-tipped as in Eupherusa; tail feathers pale rufous buffy with 

 exposed parts of middle feathers dark bronze green and same color 

 on tips of other feathers decreasing proportionately in width to a fine 

 narrow margin on outer feather on each side. 



Type of genus Goethalsia bciia, sp. nov. (monotypic). 



GOETHALSIA BELLA, sp. nov. 



Goethals' Humming-bird 



Type. — No. 238672, nearly adult male, U. S. National Museum, 

 Biological Survey Collection, from Cana (at 2,000 feet altitude), 

 eastern Panama; collected March 16, 1912, by E. A. Goldman (col- 

 lector's number 15371). 



Distribution. — Known from extreme eastern Panama only, Cana 

 (2,000 feet) and Mount Pirri (to 5,000 feet). 



Description of type. — Top of head dull dark bronze green shading 

 into a brighter bronze green on neck and back and into golden bronze 

 on rump ; longer upper tail coverts dark coppery bronze ; lores and 

 malar area dark reddish rufous shading into reddish buffy on chin ; 

 lower parts, from chin to include front of abdomen, clear bright 

 metallic green ; crissum buffy and buffy whitish, except tbree or four 

 middle under tail coverts which are much longer than other coverts 

 and specialized into satiny white overlapping, rigidly decurved plumes 

 as in Goldmania but much longer and broader, or more developed 

 basally ; sides of neck and body greenish bronze ; posterior flanks 

 reddish buffy; primaries purplish black; secondaries rusty rufous 

 tipped with dark bronzy purplish (similar to pattern of Euphcntsa) ; 

 tail mainly rusty buffy but exposed parts of two middle feathers 

 dark bronze green and lateral feathers tipped with proportionately, 

 decreasing amounts of same to a narrow edging on tip of outer 

 feather on each side. 



Adult female. — Similar to male but smaller and under parts of 

 neck and body nearly uniform ochraceous buffy with metallic green 

 feathers confined to sides of breast ; less dark bronze green on tail 

 feathers, two outer pairs entirely reddish buff}'. 



Measurements of type. — Wing, 52; tail, 29; culmen, 17. 



Remarks. — Although the wing characters are different in tbe 

 present bird from those of Goldmania the similarity of the curious 



