254 Trans. Acad. Sci. of St. Louis. 
GENUS CHOROPHILUS. 
ll. Chorophilus ideas (Prince Max De Wied.) Striped Tree Frog. 
S is one 0 nicest marked of the small frogs, found generally in 
early re ately in the nies ced the country roads, Wet Pra cae Madison 
County, Ill., and near Bluff Lake, Si. Clair Count, It is often seen 
nty, 
rere harvesting season and for sits reason farmers call it the ‘‘ irae Frog.”’ 
GENUS HYLA. (Laurenti.) 
12, Hyla Versicolor. (LeConte.) The Common Tree Frog. 
The most common of our tree frogs; it is found on trees and fences 
where there is a convenient hiding-place, and by its ability to change its 
color more or less to suit its surroundings, it is not easily found, although 
a person familiar with its voice can find it without much trouble. 
13. Hyla Carolinensis. (Penn.) Cinereous Frog. Green Tree Frog. 
Up to the present time I have found only one of this species, adhering to a 
large ae water plant at the border of Cantine Creek, Cantine, Madison 
County, 
14, Hyla Pickeringi. (Holbrook.) Piping Tree Frog. 
This little frog can be readily recugnized by the X mark on its back. 
is often found in early spring near the lakes and sloughs in St. Louis County 
Mo., and St. Clair County, Il. 
Famity RANID2&. 
GENUS RANA. (Linn.) FROGS. 
15. Rana Pipiens. (Gmel.) Leopard Frog 
This is a very common frog and one Hg mashes its appearance in spring 
as Soon as the ice has disappeared. It is sometimes found quite a distance 
from water, in St. Louis County, Mo., and Madison and St. Clair Counties, 
Tl. 
16. ot Palusiris. (LeConte.) Swamp Frog. 
cies is not so often seen as it prefers small creeks fed by spring 
water near the “aie Cliff Cave, St. Louis County, Mo., and Bluff Lake, St. 
Clair County, I 
17. Rana clamata. (Daudin.) Green F 
This frog has more of an aquatic Sabi Raa either the me or swamp 
frog. It is found in pools and lakes both in Missouri and Illinoi 
8. Rana Catestiana. (Shaw.) Bull Frog. 
ihe is a common frog in the neighborhood of St. Louis and across the 
river in Illinois. I have seen specimens 63 inches long, head and body. 
They are often sought for the table, and by many considered a delicacy. 
19. Rana Sylvatica. (LeConte.) Wood Frog. 
Up to the present time I have been unable to find one of this species, but 
—_ included it on the authority of Dr. Geo. Engelmann, St. Louis, who 
has presented the U. S. National Museum with one No. 3458 
_ Yarrow’s ’s Catalogue, Bulletin No. 24. 
