COLOR PLATE II 



Fig. \.—Hypopachus cuneus Cope. Brownsville, Texas. May 

 be gray or warm shades of brown. There is much red on the con- 

 cealed anterior surface of the femur. 



Fig. z.—Engystoma carolincnse Holbrook. Raleigh, N. C. 

 i-i^ -^—Lithodytes latrans Cope. Helotes, Texas. 

 Fig. ^.—Scaphiopus holbrookii Harlan. Providence, R. I. 

 pig_ t^—Scaphiopus couchii Baird. Brownsville, Texas. This 



spadefoot may be gray, green or brown. 

 Fig. e.—Rana onca Cope. Las Vegas, Nevada. The spots are 

 evanescent in character; they maybe outlined with light 

 or not. 

 Fig. -j.—Rana boylii Bd. and Gird. Mill Valley, Cal. This is 

 the Yellow-legged Frog of California. 



Refer to Index to locate descriptions. 



