314 PASSERES. 



1532. Empidonax acadicus. 



Muscicapa acadica, Gm. Syst. Nat. i. p. 947. 



Empidonax acadicus, Baird, B. N. Am. p. 197. 



a Pennsylvania, 22 December 1842 (8. F. Baird) 1847. 



1533. Empidonax flaviventris. 



Tyrannula flaviventris, W. M. & S. F. Baird, Proc. Ac. Phil. 

 1843, p. 283. 



Empidonax flaviventris, Baird, Birds N. Am. p. 198: Scl. 

 Cat. Am. B. p. 229. 



a $ Carlisle, Pennsylvania, 8 May 1847 (S. F. Baird) 1847. 

 6 (Dewgard) 1849. 



1534. Empidonax affinis. 



Tyrannula affinis,. Swains. Phil. Mag. 1827, p. 367. 



Empidonax fulvipectus, Lawr. Ann. Lye. N. Y. x. p. 11 : Salv. 

 Ibis, 1874, p. 310. 



a f Cinco Senores, Mexico, Sep. 1844 (Galeotti) 1845. 



This specimen agrees accurately with Swainson's type example 

 now in the University Museum. 



CONTOPUS. 

 Contopus, Cabanis, Journ. f. Orn. 1855, p. 479. 



1535. Contopus pertinax. 



Contopus pertinax, Cab. & Hein. Mus. Hein. ii. p. 72 : Scl. 

 Cat. Am. B. p. 231. 



a Mexico (T. Mann) 1844. b $ Sta Gertrudis, Mexico, 

 August (Galeotti) 1845. 



1536. Contopus virens. 



Muscicapa virens, Linn. Syst. Nat. i. p. 327. 

 Contopus virens, Baird, Birds N. Am. p. 190. 

 a New York (J. F. Brandt) 1845. 6 < Carlisle, Pennsyl- 

 vania, 13 May 1847 (8. F. Baird) 1847. 



1537. Contopus brachytarsus. 



Empidonax brachytarsus, Scl. Ibis, 1859, p. 441. 

 Contopus brachytarsus, Salv. Ibis, 1861, p. 364: Scl. Cat. 

 Am. B. p. 231: Scl. & Salv. P. Z. S. 1867, p. 578. 



a $ Mexiana, November 1848 (.4. R. Wallace) 1849. 



