eee | Proposed Changes in the A. O. U. Check-List. 203 
Chloroceryle Kaup., Verh. Naturhist. Vereins Hessen, II, 1848, p. 68 
(type, Alcedo superciliosa Linneus). (Cf. Miller, Bull. Amer. Mus. 
Nat. Hist., XX XI, 1912, pp. 264-311; and Ridgway, Bull. U.S. Nat. 
Mus., No. 50, pt. VI, 1914, pp. 407, 421-441.) 
Dryobates villosus leucomelas (Boddzrt) becomes Dryobates villosus 
septentrionalis (Nuttall) (Picus septentrionalis Nuttall, Man. 
Ornith. U. 8. and Canada, ed. 2, I, 1840, p. 684; Saskatchewan River, 
Saskatchewan, Canada); since Picus [=Dryobates] leucomelas Bod- 
deert proves to be the same as Dryobates villosus villosus (Linnzeus). 
(Cf. Oberholser, Proc. U. 8S. Nat. Mus., XL, 1911, p. 604.) 
Dryobates borealis (Vicillot) becomes Phrenopicus borealis (Vieillot), 
by recognition of the genus Phrenopicus Bonaparte, Ateneo Italiano, 
II, 1854, p. 123 (type, Picus borealis Vieillot). (Cf. Ridgway, Bull. 
U.S. Nat. Mus., No. 50, pt. VI, 1914, pp. 268-271.) 
Balanosphyra Ridgway. New genus. Ridgway, Proc. Biol. Soc. Wash., 
XXIV, 1911, p. 34 (type, Picus formicivorus Swainson). Includes 
the following North American woodpeckers now in the genus Mela- 
ner pes: 
Balanosphyra formicivora formicivora (Swainson). 
Balanosphyra formicivora aculeata (Mearns). 
Balanosphyra formicivora bairdi (Ridgway). 
Balanosphyra formicivora angustifrons (Baird). 
Balanosphyra formicivora formicivora (Swainson). Recorded from 
south central Texas. (Cf. Ridgway, Bull. U.S. Nat. Mus., No. 50, pt. 
VI, 1914, p. 104.) 
Antrostomus vociferus vociferus (Wilson) becomes Setochalcis voci- 
fera vocifera (Wilson), by institution of the new genus Setochalcis. 
(Cf. Oberholser, Bull. U. 8S. Nat. Mus., No. 86, 1914, p. 12.) 
Antrostomus vociferus macromystax (Wagler) becomes Setochalcis 
vocifera arizonze (Brewster) (Antrostomus vociferus arizone 
Brewster, Bull. Nuttall Orn. Club, VI, 1881, p. 69; Chiricahua Mts., 
Ariz.), by recognition of the Arizona race as distinct from that of 
central Mexico. (Cf. Oberholser, Bull. U.S. Nat. Mus., No. 86, 1914, 
py 12:) 
Chordeiles virginianus aserriensis Cherrie, Auk, XIII, 1896, p. 136 
(valley of Aserri River, near San José, Costa Rica). Recognized 
as the form breeding in central southern Texas. (Cf. Oberholser, 
Bull. U. 8. Nat. Mus., No. 86, 1914, p. 71.) 
Cypseloides niger borealis (Kennerly) becomes Nephoscetes niger 
borealis (Kennerly), by recognition of the genus Nephecetes Baird, 
Rep. Explor. and Surv. R. R. Pac., IX, 1858, p. 142 (type, Hirundo 
nigra Gmelin). (Cf. Ridgway, Bull. U. S. Nat. Mus., No. 50, pt. V, 
1911, pp. 703-710.) 
Uranomitra salvini (Brewster) becomes Amizilis salvini (Brewster), 
by the combining of Uranomitra with the genus Amizilis. (Cf. 
Ridgway, Bull. U. 8. Nat. Mus., No. 50, pt. V, pp. 406, 429-430.) 
