i8 9 ^ VI ] Ninth Supplement to the A. O. U. Check-List. 



1 3 I 



Its close relation to the maritimus group seems best expressed 

 by the trinomial designation. 



Genus CLIVICOLA Forster (Check-List, 2d. ed., p. 259) 

 vs. Riparia Forster. Cf. Coues, Auk, XV, July, 1898, 

 271. 



Although Riparia stands first in the same work, Clivicola 

 is retained on the ground that it was adopted in preference to 

 Riparia by the ' first reviser.' Cf. Stejneger, Pr. U. S. Nat. 

 Mus. V, 1882, 32. 



III. — SPECIES AND SUBSPECIES NOT ACCEPTED. 



Oidemia carbo (Pallas). Cf. Salvadori, Cat. Bds. B. M. 

 XXVII, 1895, 412. 

 The supposed Alaskan specimen not satisfactorily identified. 



Haliceetus leucoccphalus tvashingtoni (Aud.). Cf. Bangs 

 Auk, XV, April, 1898, 174. 

 It is deemed inadvisable to admit an intermediate form between 

 the northern and southern Bald Eagles {cf. antea, p. 109), and 

 especially undesirable to resuscitate the name washingtoni. 



Spcotyto amicularia obscura Stephens, Auk, XII, Oct. 1898, 

 372. 

 The supposed characters prove not to have been well founded. 

 Cf. McGregor, Auk, XV, April, 1898, 187. 



lyrannits tyrannus vcxaior Bangs, Auk, XV, April, 1898 



178. 

 Myiarchus crinitus boreus Bangs, Auk, XV, April, 1898, 179. 

 Sitta pusilla caniceps Bangs, Auk, XV, April, 1898, 180. 

 Based mainly on differences due to season. 



ranis {Lophophaiics) bicolor fioridanus Bangs, Auk, XV 



April, 1898, 1S0. 

 Hylocichla ustulata alma Oberholser, Auk, XV, Oct. 1898, 



3°4- 

 Sialia sialis grata Bangs, Auk, XV, April, 1898, 182 



