746 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



Page 263: In citation of Corvus cacalotl Bonaparte, Proc. Zool. 

 Soc. Lond., 1837, 115, instead of Mexico read Guatemala; crit. 



Page 267: For Coriuis americaniis (tmericanus AxxAuhoxi read Corvus 

 hrachyrhynchos hrachyrhynchos Brehm, and on page 268 insert the 

 following references: 



Corvus brachyrhynchos Brehm (C. L. ), Beitr. zur Vugelkunde, ii, 1822, 56 (see 

 Richmond, Proc. Biol. Soc. Wash., xvi, 1903, 125). — American Ornitholo- 

 gists' Union Committee, Auk, xxi, 1904, 413. 



Page 269: After third line from top insert: 



[Corone] americana Heine and Reichenow, Nom. Mas. Hein. Orn., 1882, 120. 



Page 269: For Corvus americanus pascuus Coues read Corvus hra- 

 chyrhynchos pascuus (Coues), and in synon3^my, on page 270, insert: 



Corvus brachyrhynchos pascuus American Ornithologists' Union Committee, 

 Auk, xxi, July, 1904, 414. 



Page 270: For Corvus americanus hesjjeris read Corvus brachyrkyn- 

 clios hesperis. 



Page 272: To citations of Corvus americanus Kesjjeris add: 



Anderson and Grinnell (J.), Proc. Ac. Nat. Sci. Phila., 1903, 10 (n. Cahfornia). 



Page 272: For Corvus americanus caurinus read Corvus hrac.liy rliyn- 

 chos caurinus. 



Page 273: To synonymy of Corvus americanus caxtrinus add: 



\^Corcme\ caurina Heine and Reichenow, Nom. Mus. Hein. Orn., 1882, 120 

 (Vancouver I.). 



Page 275: To synonymy of Corvus ossifragus add: 



\Corone\ ossifraga Heine and Reichenow, Nom. Mus. Hein. Orn., 1882, 120. 



Page 276: To synonymy of Corvus mexicamis add: 



[Corone] mexicana Heine and Reichenow, Nom. Mus. Hein. Orn., 1882, 120 

 (Mazatlan). 



Page 278: To synonymy of Corvus nasicus add: 



IMicroc.orax} nasicus Heine and Reichenow, Nom. Mus. Hein. Orn., 1882, 120. 



Page 279: To citation of Corvus leucognaplialus add: 



Taylor, Ibis, 1864, 168 (Porto Rico; habits; iris bright red). 



Page 279: To synonymy of Corvus leucognaplialus add: 



Corax cruciroslra Ledru, Voy. Teneriffe, etc., ii, 1810, 204, in text (Porto Rico; 

 coll. Paris Mus.), 



Page 279: To citation of Corvus leucognaplialus under C. I. erythr- 

 ophtlialmus add: 



Christy, Ibis, 1897, 327 (Yuna R., Santo Domingo; habits). 

 Page 283: To citations of Picicoi'vus columhianus add: 



Goss, Trans. Kansas Ac. Sci., xi, 1889, 61 (Mitchell Co., Kansas, 1 spec, Aug. 13, 

 1888). 



