226 
CHARADRIIN-®. STREPSILAS. 
parts blended. Wings very long, narrow, and pointed; first 
primary longest, inner secondaries much elongate^i. Tail 
rather short, even, of twelve moderately broad feathers. 
Name from foam ; and ^aw, to live. 
323. 1. Aphriza Townsendii, Aud. Townsend’s Surf-Bird. 
Plate CCCCXXVIII. Female. 
Bill dusky, toward the base orange, feet bluish-green ; upper parts 
blackish-grey ; quills greyish- black ; a broad band of white on the 
wing, occupying the tips of the primary coverts ; the terminal third 
of the secondary coverts, the bases, and more or less of the margins 
and tips of the quills, several of the inner secondaries having only a 
streak of dusky on the inner web ; shafts of quills also white, as are 
some of the feathers of the rump, the upper tail-coverts, and the basal 
half of the tail, of which the rest is black, the feathers narrowly edged 
with white at the end ; throat greyish-white ; cheeks, sides, and fore 
part of neck, and anterior part of breast, dull grey, of a lighter tint 
than the back ; the rest of the lower parts white, with small longitu- 
dinal oblong dark grey streaks ; axillaries and lower wing-coverts white. 
Female, 11 ; wing, Ti. 
Cape Disappointment, Columbia River. 
Townsend’s Surf-Bird, Aphriza Townsendi, Aud. Om. Biog. v. v. p. 249. 
GENUS III. STREPSILAS, Illiger. TURNSTONE. 
Bill a little shorter than the head, rather stout, compres- 
sed, tapering, straightish, being recurvate in a slight degree ; 
upper mandible with the dorsal line very slightly concave, 
the nasal groove extending to the middle, the sides beyond 
it sloping, the tip depressed and blunted ; lower mandible 
with the angle short, the dorsal line ascending and slightly 
convex, the sides convex, the edges sharp, the tip depressed 
and blunted. Nostrils subbasal, linear-oblong, pervious. 
Head rather small, ovate ; neck of ordinary length ; body 
rather full. Feet of moderate length, rather stout ; tibia 
bare at the lower part, and covered with reticulated scales ; 
tarsus roundish, with numerous broad anterior scutella ; toes 
four, the first very small and elevated, anterior toes free to the 
base, distinctly margined, the inner a little shorter than the 
