
UNITED STATES NATIONAL MUSEUM, 
Washington, D. C., July 1, 1882. 
Srr: I have the honor to submit the inclosed MS. of the cheek list 
of North American Reptilia and Batrachia. 
- Very respectfully, 
H. C. YARROW, 
Honorary Curator, Department of Reptiles. 
. Prof. S. F. BArrp, 
Director United States National Museum. 
Bull. Nat. Mus. 24——1 
