1892. ] Fourth Supplement to the A. O. U. Check-List. 105 
FOURTH SUPPLEMENT TO THE AMERICAN 
ORNITHOLOGISTS’ UNION CHECK-LIST OF 
NORTH AMERICAN BIRDS. 
By orpverR of the Council of the American Ornithologists. 
Union the Committee on Classification and Nomenclature of 
North American Birds has prepared the following report on the 
species, subspecies, and changes of nomenclature proposed dur- 
ing the year ending November, 1891, forming the Fourth Sup- 
plement to the American Ornithologists’ Union Check-List. 
The numbers at the left of the scientific names facilitate colla- 
tion with the Check-List. The interpolated species and sub- 
species are numbered in accordance with the provisions made 
therefor in the code of Nomenclature (see page 14, last para- 
graph). 
{D. G. Extiot, Chairman. 
ey LE 
WILLIAM BREWSTER. 
Frank M. CHAPMAN. 
Committee + CHARLES B. Cory. 
Exrisorr Cours. 
H. W. HeEnsHAw. 
C. Hart MeErRIAM. 
| Ropert Ripcway. 
I. ADDITIONS. 
310 6. Meleagris gallopavo osceola Scorr. 
Florida Wild Turkey. 
Meleagris gallopavo osceola Scott, Auk, VII, Oct. 1890, 376. 
[B 457 part, C 379a part, R 470a part, C 554 part. | 
Has. Southern Florida. 
374.@. Megascops flammeolus idahoensis Merriam. 
_ Dwarf Screech Owl. 
Megascops flammeolus tdahoensis MrrriamM, North Am- 
Fauna, No. 5, July, 1891, 96, pl. i. 
[B—, C—, R—, C—.] 
Has. Central Idaho. 
14 
