SS Third Supplement to the A. O. U. Check-List. | January 
II. ELIMINATIONS. 
435. Trochilus heloisa (Less. & DeLarr.). 
Heloise’s Hummingbird. 
This species was introduced into the North American fauna on 
the basis of an immature specimen of Zyochz/us calliope Gould, 
wrongly identified as 7. helozsa. (Cf. RipGway, Auk, VIII, 
Jan. 1891, 115.) 
II. CHANGES OF NOMENCLATURE. 
335. Buteo harlani (Aup.). This becomes 
337 @. Buteo borealis harlani (Aup.). 
(Cf. Ripveway, Auk, VII, April, 1890, p. 205.) 
[361.] Falco sparverioides Vic. This becomes 
Falco dominicensis Gm. 
Falco dominicensis GM. Syst. Nat. I, 1788, 28 
(Cf. Ripeway, Auk, VIII, Jan. 1891, 113.) 
. Xema (Creagrus) furcata (Nes.). (Hypothetical List, 
This becomes Creagrus furcatus (NeEsB.) Creagrus 
I 
p- 350.) 
(Cf. Riweway, Er. U5. Nat 
being raised to generic rank. 
Mus. XII, 1889; 117.) “Hence: 
Genus CREAGRUS Bon. 
Creagrus Bon. Naumannia, 1854, 211. Type, Larus fur- 
catus NEBOUX. 
4. Creagrus furcatus (NEs.). 
Larus furcatus NEB. Voy. ‘Venus,’ Atlas, pl. 10 (1846). 
Creagrus furcatus Bon. Naumannia, 1854, 213- 
FORMS CONSIDERED AS NOT ENTITLED TO 
by 
RECOGNITION. 
Melanerpes formictvorus aculeatus Mrarns, Auk, VII, 
July, 1890, 240. 
