904 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



Page 623: To synonymy add: 



Myiarchus tyrannulus cooperi Berlepsch, Proc. Fourth Int. Orn. Congr., Feb., 

 1907, 47f). 

 Page 623: For Myiarchus mexicanus magister Ridgway read 

 Myiarchus magister magister (Ridgway). 

 Page 624: Add to synonymy: 



Myiarchus tyrannulus magister Berlepsch, Proc. Fourth Int. Orn. Congr., Feb., 

 1907, 476. 



Page 627 : To synonymy of Myiarchus cinerascens cinerascens add : 



Tyr[annula] mexicana Kaup, Proc. Zool. Soc. Lend., 1851 (pub. Oct. 28, 1852), 

 51 (Mexico; coll. Darmstadt Mus.; see Baird, Rep. Pacific R. R. Surv., ix, 

 1858, 180; Sclater, Proc. Zool. Soc. Lond., 1871, 84; Nelson, Proc. Biol. Sue 

 Wash., xvii, 1904, 25, 26; Osgood, Auk, xxiv, 1907, 219, 220). 



Page 638: To synonymy add: 



Myiarchus sagrae lucaysiensis Berlepsch, Proc. Fourth Int. Orn. Congr., Feb., 

 1907, 477. 



Page 640: To synonymy of Myiarchus sclateri add: 



Myiarchus oberi sclateri Berlepsch, Proc. Fourth Int. Orn. Congr., Feb., 1907, 

 476. 



The species is, however, certainly very distinct from M. oberi. 

 Page 650 : To citations of Myiarchus lavjrencei oUvascens add : 

 Miller (W. D.), Bull. Am. Mus. N. H., xxii, 1906, 108 (Rio Sestin, n. w. Durango 

 breeding). 



Page 652: To synonymy add: 

 Myiarchus tuhercnliftr nigriceps Berlepsch, Proc. Fourth Int. Orn. Congr., Feb., 

 1907, 477. 



Page 655, footnote a, first line: For xxv, 1817, read xxxv, 1819, 

 and correct citation of page of Voy. Amer. Merid., Ois., to read 305 

 instead of 149. 



Page 655, footnote I: In citation of Tyrannus audax Vieillot insert: 

 Nouv. Diet. d'Hist. Nat., xxxv, 1819, 74, and to s^monymy add: 

 T[rannula] audax Hartlaub, Syst. Verz., 1844, 49 (Brazil). (Per- 

 haps, however, this should go with synonymy of M. solitarius.) 



Page 656, footnote h: To synonymy add: 

 Megarhynchus chrysocephalus Berlepsch, Proc. Fourth Int. Orn. Congr.. 1907, 475. 



Page 661: To citations of Myiodynastes audax nohilis add: 

 Thayer and Bangs, Bull. Mus. Comp. Zool., xlvi, 1906, 219 (Sabana de Panama). 



Page 663: To synonymy of Myiodynastes hemichrysus add: 

 Megarhynchus chrysocephalus hemichrysus Berlepsch, Proc. Fourth Int. Orn. 

 Congr., Feb., 1907, 475. 



Page 665, first line of footnote: After Tyrannus carnivorus Vieillot, 

 insert: Nouv. Diet. d'Hist. Nat., xxxv, 1819, 75 (based on Lanius 

 pitangva Linnaeus) . 



