-
By: McGregor, Richard C. (Richard Crittenden),
Type: Article
In: The Auk
Volume: 15
Series:
Issue:
Date: 1898
Page Range: 265--267
Publication Info: Washington, D.C, American Ornithologists' Union, etc, 1884-
Subjects:
-
By: McGregor, Richard C. (Richard Crittenden),
Type: Article
In: The Philippine journal of science
Volume: 9
Series:
Issue:
Date: 1915
Page Range: 531--533
Publication Info: Manila Bureau of Science
Subjects:
-
By: Jordan, David Starr, - McGregor, Richard C. (Richard Crittenden),
Type: Article
In: Proceedings of the United States National Museum
Volume: 30
Series:
Issue: 1470
Date: 1906-06-04
Page Range: 813--815
Publication Info: Washington Smithsonian Institution Press, [etc.]
Subjects:
-
By: McGregor, Richard C. (Richard Crittenden),
Type: Article
In: The Auk
Volume: 10
Series:
Issue:
Date: 1893
Page Range: 205--206
Publication Info: Washington, D.C, American Ornithologists' Union, etc, 1884-
Subjects:
-
By: McGregor, Richard C. (Richard Crittenden),
Type: Article
In: The Auk
Volume: 20
Series:
Issue:
Date: 1903
Page Range: 319--319
Publication Info: Washington, D.C, American Ornithologists' Union, etc, 1884-
Subjects:
-
By: McGregor, Richard C. (Richard Crittenden),
Type: Article
In: The Auk
Volume: 35
Series:
Issue:
Date: 1918
Page Range: 370--370
Publication Info: Washington, D.C, American Ornithologists' Union, etc, 1884-
Subjects:
-
By: McGregor, Richard C. (Richard Crittenden),
Type: Article
In: The Auk
Volume: 27
Series:
Issue:
Date: 1910
Page Range: 237--238
Publication Info: Washington, D.C, American Ornithologists' Union, etc, 1884-
Subjects:
-
By: McGregor, Richard C. (Richard Crittenden),
Type: Article
In: The Auk
Volume: 37
Series:
Issue:
Date: 1920
Page Range: 471--472
Publication Info: Washington, D.C, American Ornithologists' Union, etc, 1884-
Subjects:
-
By: McGregor, Richard C. (Richard Crittenden),
Type: Article
In: The Auk
Volume: 18
Series:
Issue:
Date: 1901
Page Range: 279--279
Publication Info: Washington, D.C, American Ornithologists' Union, etc, 1884-
Subjects:
-
By: McGregor, Richard C. (Richard Crittenden),
Type: Article
In: The Auk
Volume: 15
Series:
Issue:
Date: 1898
Page Range: 187--187
Publication Info: Washington, D.C, American Ornithologists' Union, etc, 1884-
Subjects:
-
By: McGregor, Richard C. (Richard Crittenden),
Type: Article
In: Proceedings of the United States National Museum
Volume: 28
Series:
Issue: 1383
Date: 1904
Page Range: 115--118
Publication Info: Washington Smithsonian Institution Press, [etc.]
Subjects:
-
By: Worcester, Dean C. (Dean Conant), - McGregor, Richard C. (Richard Crittenden),
Type: Article
In: The Auk
Volume: 29
Series:
Issue:
Date: 1912
Page Range: 267--267
Publication Info: Washington, D.C, American Ornithologists' Union, etc, 1884-
Subjects:
-
By: McGregor, Richard C. (Richard Crittenden),
Type: Article
In: The Auk
Volume: 15
Series:
Issue:
Date: 1898
Page Range: 264--265
Publication Info: Washington, D.C, American Ornithologists' Union, etc, 1884-
Subjects: