LIST AND DESCRIPTION 67 
This is an eastern species and quite rare at present, al- 
though abundant in earlier days. Two specimens in the Univer- 
sity Museum were taken from near the mouth of the Cheyenne 
River by Mr. F. W. Smith in 1904, 
It nests in the Arctic regions. 
234. Knot (Tringa Canutus.) ‘RosBin SNIPE.” 
Another rare Shore Bird but reported by Mr. F. A. Pat- 
ton as a common visitor twenty-five years ago. 
Above, reddish brown, mixed with black and gray; breast 
and belly reddish brown; ten and one half inches long; bill about 
one and one third inches. Nests within the Arctic Circle. 
239. PECTORAL SANDPIPER (Pisobia maculata.) 
Fairly common in South Dakota, only in migration. This 
Snipe nests in the Arctic regions. 
It is about nine inches in length; bill one and one eighth 
inches ; upper parts black, margined with rufous or rusty brown; 
belly white; throat and breast streaked with black; tail pointed. 
241. Barrp’s SANDPIPER (Pisobia bairdi.) 
This Sandpiper also breeds in the Arctic regions and is 
common in South Dakota in migration. 
About seven and one half inches in length; bill about 
seven eighths of an inch long; grooves in both mandibles very 
noticeable; upper parts brownish black with neck lighter; long- 
est wing feathers nearly black; belly white; throat streaked with 
black. 
242. Least SANDPIPER (Pisobia minutilla.) 
This is the smallest of our Sandpipers, being not over six 
inches in length. Crown and back black and reddish brown, 
many of the feathers tipped with buff; belly white; breast 
streaked with black. Seen in South Dakota only in migration. 
243a. RED-BACKED SANDPIPER (Pelidna alpina sakhalina.) 
A rare migrant in South Dakota; nesting in the Arctic 
regions. Back and crown reddish brown and black; wings and 
tail gray; belly black; breast and throat white streaked with 
black; about eight inches in length; bill one and one half inches 
and slightly curved. 
