KNOT OR ASH-COLOURED SANDPIPER. 133 
TRINGA ISLANDICA, CANUTUS, CINEREA, GRIsEA, &c. of Linneus and Latham, &c. 
Trinea istanpica, Ch. Bonaparte, Synopsis of Birds of United States, p. 350. 
ReEp-BREASTED SANDPIPER, TRincA RuFA, Wils. Amer. Ornith. vol. vii. p. 43, pl. 
57, fig. 5. Summer. 
AsH-coLourRED SanpprreR, TrinGa cinEREA, Wils. Amer. Ornith. vol. vil. p. 36, 
pl. 57, fig. 2. Winter. 
Kwor, or AsH-coLouRED SanpriPER, Nuttall, Manual, vol. il. p. 125. 
TrinGa CINEREA, Richards. and Swains. Fauna Bor.-Amer. vol. ii. p. 387. 
Adult Male in Summer. Plate CCCXV. Fig. 1. 
Bill rather longer than the head, slender, straight, compressed, ta- 
pering, with the tip a little enlarged and blunt. Upper mandible with 
the dorsal line straight, and slightly declinate, the ridge narrow and 
flattened until towards the end, when it becomes considerably broader, 
the sides sloping, the tip convex above and ending in a blunt point, the 
edges thick and flattened. Nasal groove extending to near the tip ; 
nostrils basal, linear, pervious. Lower mandible with the angle long 
and very narrow, the dorsal line straight, the sides sloping outwards, 
with a long narrow groove, the tip a little broader, but tapering. 
Head rather small, oblong, compressed. Eyes of moderate size. 
Neck of ordinary length. Body rather full. Feet rather long, slender ; 
tibia bare, a third part’ of its length ; tarsus somewhat compressed, an- 
teriorly and posteriorly with numerous small scutella; hind toe very 
small, the rest of moderate length, slender, the fourth slightly longer 
than the second, the third longest ; all free, broadly marginate, flattened 
beneath, and with numerous scutella above. Claws small, slightly 
arched, compressed, rather obtuse, that of the third toe much larger, 
with the inner edge dilated. 
Plumage very soft, blended on the head, neck, and lower parts, the 
feathers rather distinct above. Wings very long and pointed; prima- 
ries tapering, obtuse, the first longest, the second two-twelfths of an 
inch shorter, the rest rapidly decreasing ; outer secondaries slightly in- 
curved, inner elongated, straight and tapering, one of them extending 
when the wing is closed, to an inch and a quarter from its tip. Tail 
rather short, nearly even, of twelve rather broad feathers which taper 
to a broad point. 
Bill and feet black. Iris dark hazel. Upper part of the head and 
hind neck light grey, tinged with buff, and longitudinally streaked with 
dusky ; fore part of back and scapulars, variegated with brownish-black 
