THE PIPING PLOVER. 
227 
twelfths. The tongue is 5 twelfths long, deeply concave above, fleshy, the 
tip rounded, thin-edged, and horny. The oesophagus is 2J inches long, 2 
twelfths in width, its inner coat longitudinally plicate, as in all the other 
species. Proventriculus 3 twelfths in breadth, its belt of glandules 5 
twelfths. The stomach rather small, elliptical, twelfths long, 6 twelfths 
in breadth ; the lateral muscles large, the epithelium with 24 longitudinal 
rugas. Intestine 12 inches long, narrow ; the duodenum 1J twelfths in 
width, the rest uniform, the rectum only being a little enlarged. Coeca 1 
inch 1 twelfth from the extremity, 1 inch 2 twelfths in length, and f twelfth 
in breadth. Trachea 1 inch 10 twelfths long, If twelfths in breadth, con- 
tracting to 1 twelfth ; its rings about 70, cartilaginous. Bronchial half 
rings about 15. Muscles as in the last species. Male. 
Genus II.— APHRIZA, Aud. SURF-BIRD. 
Bill a little shorter than the head, rather stout, compressed, tapering, 
straightish, being recurvate in a slight degree ; upper mandible with the 
dorsal line straight, and a little declinate as far as the middle, then con- 
cave, and towards the end convex, the nasal grooves extending to near the 
end, the ridge rather broad and flattened, the tip compressed and bluntish ; 
lower mandible with the angle rather long and narrow, the dorsal line as- 
cending, and slightly convex, the sides grooved for half their length, convex 
toward the end, the tip narrowed, but blunt. Nostrils sub-basal, linear, 
near the margin. Head rather small, ovate, rounded in front ; neck of 
ordinary length ; body rather full, Feet of moderate length, rather stout ; 
tibia bare at the lower part, and reticulated ; tarsus roundish, with small 
angular scales all round, those on the fore part larger ; toes four, with 
numerous scutella, the first very small, and placed higher, the anterior toes 
free to the base, distinctly margined on both edges, flat beneath, the inner 
considerably shorter than the outer. Claws rather small, curved, com- 
pressed, blunted. Plumage full, soft, rather dense, on the neck and lower 
parts blended. Wings very long, narrow and pointed ; first primary 
longest, inner secondaries much elongated. Tail rather short, even, of 
twelve moderately broad feathers. Name from ’a foam ; and to live. 
