550 GEOLOGICAL SURVEY OF NEW JERSEY. 



"Abundant about the coast and along the rivers. Is the 

 species that literally by the million skim over the rivers, crowd 

 the bridges, and sometimes conceal a hundred yards of telegraph, 

 by sitting upon the wires in one unbroken row." 



CLIVICOLA, Forst. 



(Riparia. Cotyle, Boie.) 

 O. riparia, L. Bank Swallow. Sand Martin. 



Dark gray, not iridescent ; white below ; a shade of brown 

 on breast. Length, 4| inches ; tail, 2 inches. A little tuft of 

 feathers at base of hind toe. 



"Abundant. A water-loving species, and builds its nest gen- 

 erally in the banks of the river, or about creeks, when far inland. 

 Appears to be rather more abundant in the central and southern 

 portions of the State than in the northern. Arrives late in May, 

 and disappears early in August." 



STBLGIDOPTBRYX, Bd. 



(Cotyle, Boie.) 

 S. serripennis, Aud. Rough-winged Swallow. 



Outer web of first 'primary saw-like, with a series of weak, 

 small recurved hooks ; no tarsal tuft ; color brownish gray, 

 darker on wings and tail ; lower parts white. Length, 5 

 inches ; tail, 2^ inches. 



" Not an abundant species, and in its habits does not differ 

 from the above. Less seldom seen inland than the ' riparia/ 

 but is more strictly a water-haunting species." 



Family AMPELIDJE. 



(Bombycillidse Abbott's Catalogue.) 

 "Wax-wings. 



AMPBLIS, L. 

 A. garrulus, L. Bohemian Wax-wing. Northern Wax-wing. 



Tail short and square, tipped with yellow ; wings long ; color 

 silky, ashy brown, with a red tinge; front and sides of head 



