EJiriDONAX. 207 



Empidonax virescens, VieiU. 



Empiddiiax acadicus, Baird, Breiver Sf Rkh/u\ N. Amer. Birds, ii. p. 374 



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



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



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



Eiersamml. p. 141(1899). 

 Empidonax virescens, Sharpe, Haitd-l. iii. p. 138 (1901). 



The eggs of the Acadian Tyrant-bird resemble those of E.pnsi.lh(s 

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

 length, and from 52 to "58 in breadth. 



]. N. America (Syniths. Inst.). Salvin-Godmau Coll. 



4. N. America, 1.5th May. AV. Kadcliffe Saunders, Esq. 



3. Washington District, Columbia Salviu-Godman Coll. 



{Ilens/iaio Coll.). 

 1. Columbus, Ohio (Ile/i-sliaw Coll.). Salviu-Godinan Coll. 



Empidonax flaviventris (Baird). 



Empidonax flaviveutris, Baird, Bretcer Sf- Bidgiv. N. Amer. Birds, ii. 

 p. 378 (1874) ; Scl. Cat. Birds B. M. xiv. p. 230 (1888) ; Suli: ^• 

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

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

 saviml. 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 "ol. The eggs of this species appear to be often speckled 

 with rufous. 



1. Grand Menau Island, Bay of Fundy Crowley Bequest. 

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



Empidonax difficilis, Baird. 



Empidonax flaviventris, var. difficilis, Baird, Breirer ^- Bidaw. A', Amer. 



Birds, ii. p. 380(1874). 

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



Life-Hist. N. Amer. Birds, ii. p. 298, pi. ii. tigs. 24, 2-5 (1895) ; 



Kc/irk. Kat. Eicrsamml. p. 142 (1899) ; Skarpe, Hand-l. iii. p. 139 



(1901). 



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

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

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

 measure respectively: '02 by '51; -66 by -52; -66 by -52; -65 

 by -51. 



1. North America. W. Iiadclifl'e Saunders, Esq. 



[P.]. 

 3. Alameda, California, lltli Ma}' Crowley Bequest. 

 {H. B. Tayl,ir). 



