TINNUNCULUS SPARVERIUS— SPARROW HAWK. 233 



and whitish on the inner webs; secondaries with whitish 

 spots, concealed when the wing is folded. 



The young have the upper parts brown, with a tinge of 

 ash, and a few white feathers on the back of the neck. 

 Under parts white, with oblong and circular spots of brown, 

 and cross bands of the same on the legs. 



Length of the female, 12 to 14 inches. Length of the 

 male, 10 to 12 inches. 



Inhabits all North America, from Hudson's Bay to Texas, 

 Mexico and California, passing to the South on the approach 

 of winter, and returning in the spring. 



Specimens in the Museum of the Cleveland Academy of 

 Natural Science. 



VIII. Gknus Tinnunculus, Viellot. 



The individuals comprising this subdivision of the typical 

 falcons, are of small size, with the tarsi and toes rather 

 long and slender. The bill is short, hooked, and the upper 

 mandible has always a distinct tooth. The head rather 

 large; the claws are very sharp. Wings long and pointed, 

 and the tail rather long. 



Only one species indiginous to the United States. 



Tinnunculus Sparverius, Linn. — The Sparrow Hawk. 



Wilson's Amer. Orn., II., pi. 16, fig., 1, and IV., pi 32, fig. 

 2; Audubon's B. of Am., Oct. ed., L, pi. 22. 



This pretty little Hawk is found in every part of the 

 States, and is quite common in Ohio. It cannot be consid- 



D2 



