ITEMS OF INTEREST. 35 



Number of Species and Varieties* of North American 

 Birds, 1877, about 770. 



Number of Species and Varieties inhabiting various por- 

 tions ot the work], about, 6000. 



Number of Species of Birds found in Certain States. 



The following; is a list of the number of Birds found 

 in various States. It may be useful for reference. 



Arizona; by Lieut. H. W. Henshaw, . 291. 



Colorado; by Chas. E. Aiken, . . . 275. 



Eastern Maine ; by G. A. Boardman, . 280. 



Florida; by C. J. Mayuard, .... 275. 



Illinois; by Robert Ridgway, .... 345. 



Iowa; by J. A. Allen, 283. 



Kansas ; by Prof. F. H. Snow, . . . 294. 



Massachusetts; , .... 300. 



Michigan; by A. H. Boies, .... 224. 



New Jersey; by Dr. C. C. Abbott, . . 222. 



New York; by S. L. Willard, . . . 300. 



Ohio ; bv Dr. J. M. Wheaton, .... 298. 



New England ; by Dr. T. M. Brewer, . 336. 



*Many ornithologists deny the propriety of such a list 

 of varieties, and will not accept it ; others consider but very 

 fcAV birds as varieties. According to tiie latter class, which 

 is most numerous, the list would stand about as follows: 

 Number of North American Species. 700, Varieties, 70. 



