114 REPORT OF NEW JERSEY STATE MUSEUM. 
brownish broad bars well defined. Upper femoral region mottled 
and vermiculated whitish and deep brownish. Lower surface of 
body pale brownish or creamy-brown. Limbs below, and lower 
surface of feet pale. Eyes gray-brown. Length 4™% inches. 
Morristown. Dr. Fisher. 
Dr. Abbott says it is abundant near Trenton in warm weather. 
‘They were found to have power to change color to some extent, 
as an example found on a beech would turn from gray to dark 
brown when placed on an oak. ‘he vocal sac when inflated is 
very marked, though apparently it does not distend to the extent 
of that of H. pickeringu. It collapses by a series of jerks as the 
cry is gradually emitted. They usually do not begin to call much 
before late April. 
fiyla, versicolor Ve Contes Anni iN. Yaclye.) Nata bse 
pt. 2, 1825, p. 281.—Harlan, Journ. Acad. Nat.. Sci. Phila., V, 
pt. 2, 1827, p. 343.—Harlan, Med. Phys. Res., 1835, p. 108.— 
Holbrook, N. Am. Herp., I, 1836, p. 101, Pl. 17 (ref. infers).— 
Holbrook, |. c., Ed. 2, IV, 1842, p. 115, Pl. 28.—Abbott, Geol. 
N. J., 1868, p. 804.—Abbott, Am. Nat., XVI, 1882, p. 707.— 
Abbott, Nat. Rambles, 1885, p. 476.—Abbott, Pop. Sci. Month., 
XXXIV, 1889, p. 165.—Cope, Bull. U. S. Nat. Mus., No. 34, 
1889, p. 373, Pl. 64 (skeleton).—Sherwood, Proc. Linn. Soc. 
N. Y., 1897-98, No. 10, p. 20. 
Family RANIDZ. 
The Frogs. 
Upper jaw toothed. Usually vomerine teeth. Vertebre pro- . 
ceelous, without ribs, processes of sacral cylindrical or very 
slightly dilated. Fingers 4, and toes 5, free or webbed, and with 
their tips sometimes dilated. Sternum usually well developed 
and furnished with a bony style. Pupil mostly horizontal, some- 
times vertical. ‘Tongue usually emarginate. Ear well developed, 
- with tympanum. Liver with 3 lobes. 
A large family chiefly in the Northern Hemisphere and East 
Indies. Most are aquatic and similar to our common frogs. A 
single genus within our limits. 
