SC0L0PACIB2E : SANDPIPERS. 
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disposed lines and spots of dusky, which become transverse waved bars on the latter. Length 
10.50; extent 20.50; wing 6.40; tail 2.70; bill about 1.40; tarsus 1.20; middle toe 1.00; 
tibia bare 0.60. A large handsome species, inhabiting most of the World ; in America, 
chiefly along the Atlantic coast, but also in the interior, about the large lakes and rivers. 
Migratory ; breeds only in high latitudes. 
240. CALI'DRIS. (Gr. KoKldpis, Jcalidris, Lat. calidris, name of some beach bird, perhaps this 
one.) Sanderlixgs. Bill stout, straight, about as long as head or tarsus ; tip thickened, 
expanded and rather hard, the culmen just behind it somewhat concave. Nostrils far forward. 
Wings long, pointed ; tail short, doubly-emarginate, central feathers projecting. Tibiae bare 
for two-thirds the length of the tarsus; toes very short, widely margined. No hind toe. 
(General characters of Tringa proper, but 3-toed. See fig. 39.) One species. 
Fig. 440. — Sanderling, J nat. size. (From Brehm.) 
627. C. arena'ria. (Lat. arenaria, relating to arena, sand. Fig. 440.) Sanderling. Ruddy 
" Plover." Adult in summer: Entire upper parts and neck all round variegated with black, 
light ashy and bright reddish ; on the back and scapulars each feather having a central black 
field, and being broadly margined and tipped with ashy or reddish. Under parts white, immac- 
idate. Outer webs and tips of primaries deep brownish -black, inner light ashy. A white spot at 
base of inner primaries. Secondaries mostly pure white ; the outer vanes and part of inner on 
the latter half dusky. Greater coverts dusky, broadly tipped and narrowly edged with pure 
white. Rump, upper tail-coverts and central tail-feathers dusky, tipped and narrowly edged 
with ashy-white; lateral tail-feathers very light ash, nearly white. Bill and feet black. 
Length 7.50-8.00; extent 15.00-16.00; wing 4.90 ; tail 2.25 ; biU about 1.00; tarsus rather 
