COR VID.E — COR YIX.E : CROWS. 



489 



common Crow, laid iu Feb. and Mar. (('•/■ floridanus fif 2d-4tl) ods. of Key. C. a. pascuiis 

 CouES, Auk, Jan. 1899, p. 84. A. 0. U. Suppl. List, ibid. p. 112, No. 488 a.) 

 C. cauri'nus. (Lat. caurus, tlie N. W. wind, whence caurinus, northwestern. Fig. 327.) 

 Northwestern Fish Crow. Small: about the size of tlie common Fish Crow, but feet 



Fig. 327. —Northwestern Fish Crow. (L. A. Fuertes.) 



Fig. 328. — Corvus Americaiius. 



more as in americanus ; tarsus not shorter than middle toe and claw, though rather less than 

 bill; 1st primary longer than 10th. Length 14.00-16.00; wing 10.50; tail 6.50; bill 1.75- 

 2.00 along culmen, 0.70 deep at base ; tarsus averaging under 2.00. N. Pacific coast, from 

 N. California and Oregon to S. Alaska; maritime; piscivorous ; voice said to be different from 

 that of americanus. The species seems to be well established ; it is smaller than the common 



■ American Crow. 



Crow, with decidedly shorter tarsus, the extreme length of which does not quite equal the least 

 length in C americanus. It abounds from the mouth of tlie Columbia N. to Sitka, and occu- 

 pies the same position on the Pacitic that C ossifragiis has on the Atlantic coast. Eggs usu- 



