348 



BULLETIN 50. UNITED STATES NATIONAL MUSEUM. 



Young. — Keniiges and rectrices as in adults, but white tips less 

 sharply defined (sometimes ting-ed with grayish) and black bars usually 

 narrower or less distinct; black markings of head and neck less dis- 

 tinct, grayish black or dusky; pileuin (including short crest) bluish 

 gray; back, scapulars, rump, upper tail-coverts, and smaller wing- 

 coverts dull grayish; greater wing-coverts without black bars. 



Adult //i«/^.— Length (skins). 24T. 5-295 (265.5); wing, 125-148 

 (131.5); tail, 120. 5-1 47. 5 (129); exposed culmen, 23-28 (25); depth of 

 bill at nostrils, 8-10 (9.5); tarsus, 33-37 (35); middle toe, 19-22.5 

 (20.5); length of white patch on inner web of lateral tail-feather, 

 21.5-33.5 (27). « 



Adult female.— IjQngih. (skins), 242-279.5 (262.5); wing, 120-139 

 (129); tail, 117-130 (122.5); exposed culmen, 22-26 (24); depth of bill 

 at base, 8-10(9); tarsus, 31..5-36.5 (34); middle toe, 18-21 (19.5); length 

 of white patch on inner web of lateral tail-feather, 20-31.5 (26).* 



" Thirty-four specimens. 



f' Eighteen specimens. 



Series from different parts of the country average as follows: 



Locality. 



Wing. 



Tail. 



Ex- 

 posed 

 culmen. 



Middle 

 toe. 



Length 

 of white 

 tip to 

 outer- 

 most 

 reetrix. 



Five specimens from Massachusetts to 

 Minnesota and northward 



Nine specimens from Pennsylvania, 

 Maryland, District of Columbia, and 

 Virginia 



Nine specimens from southern Indiana 

 and Illinois 



Ten specimens from Louisiana, Missis- 

 sippi, and Alabama 



One specimen from South Carolina 

 (Aiken) 



Two specimens from Texas , 



Eleven specimens from Florida ( = C. 

 cristatafloi'incola) 



FEMALES. 



Three specimens from Massachusetts, 



New York, and Minnesota 



Five specimens from Pennsylvania and 



Virginia 



Five specimens from southern Indiana 



and Illinois 



Three specimens from Louisiana and 



Alabama 



Two specimens from Texas , 



Five specimens from Florida ( = C. cris- 



lata florincola) 



134 



129.5 



128.5 

 134 



131 



126 



134 



131 



126 



126 

 132 



132 



127 



126 

 133.6 



128 



120 



127 



122. 5 



119.5 



124 

 123 



113 



25 



25 



24.5 

 25 



27.5 



24.5 



24 



24.5 



23.5 



24.6 

 24.5 



20.5 



21 



20.5 



20 

 21 



20 



20 



19.6 



18.5 



20.6 



19.5 

 19 



27.5 

 29 



25 



27 



25.5 

 24 



26 

 27 



27 



23 



22.5 



