24 
60. (9). Rana catesbiana, Shaw. 
Bull frog. 
Rana mugiens, Merrem, Wagler, Tschudi, Dumeril and Bi- 
bron, Gunther. ; 
Rana pipiens, Hallowell, Holbrook, Kirtland, Storer, DeKay. 
Rana scapularis, Harlan. 
Rana conspersa, Leconte. 
Rana catesbiana, Allen, Cope, Jordan. 
Length 7 to 8 inches. Color above olivaceous brown, with 
darker, irregular blotches, these blotches being more promi- 
nent on the legs and sides. Legs above, same color as back. 
the blotches often replaced with bars. Under parts silvery 
white with black or brown blotches. Tympanum large, equal 
in diameter to eye. A fold of skin extends from posterior 
canthus of eye to the tympanum. No fold of skin on side of 
back. 
Ponds and streams. 
Common. 
61. (10). Rana sylvatica, Leconte. 
Wood frog. 
Rana pennsylvanica, Harlan, Boulenger. 
Rana _ sylvatica, Harlan, Holbrook, Storer, Dumeril and Bi- 
bron, DeKay, Thompson, Allen, Verril. 
Length 2 inches. Color above yellowish gray, tinged with 
brown on sides. Side of head, below lateral fold, including 
tympanum, reddish brown. Under parts yellowish white, 
throat mottled with brown. A few spots of black on back and 
sides, three or four transverse, dark bars on upper surface of 
thighs. Tympanum small, marked below with whitish. Skin 
of upper portion of body roughened with minute tubercles. A 
fold of skin extends from eye posteriorly along side of body 
to insertion of hind leg. Legs very long, hind legs about three 
and one-half inches. 
Woods, among damp fallen leaves. R. W. P. Coll., three 
specimens. 

SUMMARY. 
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PAZON OS aoe vie ok ws Badd «dha Ce ee 3 
pHs ie ohh ba hee 4 Ra AE ee 21 
aaMANETS, ya vals sk 6 pane ha ee ee 15 
POSS. i.e Rist ed ka a hes Se Ce 10 
Dota =. eee eh kita tents See 61 
