EMPIDONAX. 207 



Empidonax virescens, Vieill. 



Eiiipidonax acadicus, Baird, Brewer ^ Ridgw. N. Amer. Birds, ii. p. 374 



(1874); Scl. Cat. Birds B. M. xiv. p. 228 (1888); Salv. S,- Godm. 



Biol. C'entr.-Amer., Aves, ii. p. 70 (1889); Bendire, Life-Hist. N. 



Amer. Birds, ii. p. 302, pi. ii. figs. 26 & 27 (1895) ; Nehrk. Kat. 



Eiersamml. p. 141 (1899). 

 Enipidoiia.x; virescens, Sharpe, Hand-l. iii. p. 138 (1901). 



The eggs of the Acadian Tyrant-bird resemble those of E.pxisilhis 

 of the coarsely-marked type. They measure from '72 to '77 in 

 length, and from -52 to "58 in breadth. 



1. N. America (fS'??n'<7iS. Jms^;.). Salvin-Godman Coll. 



4. N. America, loth May. AV. Kadcliffe Sauudcrs, Esq. 



[P.]. 

 3. Washington District, Columbia Salvin-Godman Cull. 



{Henshmv Coll.). 

 1. Columbus, Ohio {Henshaw Coll.). Salviu-Godman Coll. 



Empidonax flaviventris (Baird). 



Empidonax fiaviveutris, Baird, Brewer ^ Bidgio. N. Ainer. Birds, ii. 

 p. 378 (187-1) ; Scl. Cat. Birds B. M. xiv. p. 230 (1888) ; Salv. i^- 

 Godm. Biol. Ccntr.-Amer., Ares, ii. p. 73 (1889); Bendire, Life-Hist. 

 N. Amer. Birds, ii. p. 295, pi. ii. fig. 23 (1895) ; Nehrk. Kat. Eier- 

 sanwil. p. 142 (1899) ; Sharpe, Hand-l. iii. p. 139 (1901). 



An egg of the Yellow-bellied Tyrant-bird in the Collection is of a 

 pointed oval shape, devoid of gloss, and plain white. It measures 

 •69 by 'SI. The eggs of this species appear to be often speckled 

 with rufous. 



1. Grand Menan Island, Bay of Fundy Crowley Eequest. 

 (7'. M. Breicer : TristramColl.). 



Empidonax difiicilis, Baird. 



Empidonax flaviventris, var. difiicilis, Baird, Breiccr ^- Eidgio. N. Amer. 



Birds, ii. p. 380(1874). 

 Empidonax diiiicilis, Scl. Cat. Birds B. M. xiv. p. 229 (1888) ; Bendire, 



Life-Hist. N. Amer. Birds, ii. p. 298, pi. ii. figs. 24, 25 (1895) ; 



Nehrk. Kat. Eiersamml. p. 142 (1899) ; Sharpe, Hand-l. iii. p. 139 



(1901). 



The eggs of the Western Tyrant-bird arc of a pointed oval shape, 

 slightly glossy and white, speckled and blotclied, chiefly round the 

 broad end, with pale chestnut and lihic-red. Four examples 

 measure respectively: 'Q2 by -51; -QQ by -o'l; -68 by '52; -65 

 by -51. 



1. North America. W. Radcllfie Saunders, Esq. 



[P.]. 

 3. Alameda. California, 11th May Crowlev Bequest. 

 {H. B. Taylor). 



