514 Wisconsin Academy of Sciences, Arts, and Letters. 
Middle toe with claiv. —Measured with dividers along the upper 
side from the middle of the joint between the metatarsus alid 
the middle toe in a straight line to the tip of the claw. 
Length of hare portion of tibia. —Measured from the middle 
of the heel joint to the insertion of the lowest feathers on the 
tibia. 
The specimens on which this investigation has been based are 
contained in the United States National Museum, and for their 
use the writer is indebted to the authorities of the museum. To 
Mr. Eobert Eidgway he is further under obligation for many 
helpful suggestions. 
Key to Genera Allied to Eupoda Brandt. 
ah Tarsus longer, about 21/2 times the length 
of the middle toe without claw. Eupoda (p.—). 
a^. Tarsus shorter, not over 2 times the length 
of the middle toe without claw, 
bh Bill shorter, about % the length of head; 
tail 41/2 times the length of exposed 
culmen . Charadrius (p.—). 
h"^. Bill longer, more than i/^ the length of 
head; bill 3i^ times the length of ex¬ 
posed culmen, or less. 
c^. Wing 51/2 to 6 times the length of exposed 
culmen; tail about 2i/^ times the length 
of exposed culmen. 
d^. Wing A ^/2 times the length of tarsus; tarsus - 
11/4 times the length of exposed cul- 
culmen. .... .PluviorJiyncJius (p.—). 
d^. Wing less than 4 I /2 times the length of 
tarsus; tarsus more than I 14 times the 
length of exposed culmen. 
e^. Bill longer and narrower—4/5 of the 
length of the head, and longer than the 
middle toe with claw; tarsus 2 times the 
length of middle toe without claw ..... Pagoa (p.—). 
e^. Bill shorter and wider—7/lO of the length "" 
of head, and shorter than middle toe 
with claw; tarsus much less than 2 times 
the length of middle toe without claw. .Pagolla (p.—). 
