EMPIDONAX. 207 



Empidonax virescens, VieiU. 



Empidonax acadicus, Baird, Brewer ^ Ridgw. N. Amei: Birds, ii. p. 374 



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



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



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



Eiersamml. p. 141 (1899). 

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



The eggs of the Acadian Tyrant-bird resetoble those of E.pusillus 

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

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



]. N. America (/Sjnii^s. 7?!S<.). Salvin-Godman Coll. 



4. N. America, 15th May. W. Radcliffe Saunders, Esq. 



[P.]. 

 3. Washington District, Columbia Salvin-Godman Coll. 



(Henshaw Coll.). 

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



Empidonax flaviventris {Baird). 



Empidonax flaviventris, Baird, Brewer S/- JRidgw. N. Amer. Birds, ii. 

 p. 378 (1874) ; Scl. Cat. Birds B. M. xiv. p. 230 (1888) ; Salv. S,- 

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

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

 samml. p. 142 (1899) I 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 '51. The eggs of this species appear to be often speckled 

 with rufous. 



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

 (T. M. Brewer: TristramColl.). 



Empidonax difficilis, Baird. 



Empidonax flaviventris, var. diiKcilis, Baird, Brewer §■ Bidgw. N. 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. figs. 24, 25 (1895) ; 



Nehrh. Kat. Eiersamml. p. 142 (1899) ;, Sharpe, 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 : "62 by "51 ; -66 by '52 ; "68 by -52 ; -65 

 by -51. 



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



[P.]. 

 8. Alameda, California, 11th May Crowley Bequest. 

 {H. B. Taylor). 



