218 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



GALEOSCOPTES CAROLINENSIS ( Linneseus). 

 CATBIRD. 



Adult male. — Pileiiin black, or slate-black, the forehead (more or less 

 extensively) slate-gray, the posterior portion of pileum, or nape, some- 

 times more sooty; tail black, the rectrices edged with slate-gray 

 basally; wings slate-black or blackish slate with broad slate-gray 

 edgings (nearly concealing the darker color); mider tail-coverts 

 chestnut, their basal portion slate-gray; rest of plumage (including 

 superciliary region) plain slate-gray, the upper surface darker, or 

 more nearly slate-color; bill black; iris brown; legs and feet dark 

 horn color, the toes darker; length (skins), 185-225 (200); wing, 

 86-96 (91.2) ; tail, 89-103 (95.9) ; exposed culmen, 15-18 ( 16.2) ; tarsus, 

 27-29 (27.9); middle toe, 18-20 (19.3).« 



Adult female. — Similar to the adult male and perhaps not always 

 distinguishable, but usually with black of pileum slightl}^ more sooty, 

 back more or less tinged with sooty brown, and chestnut of under tail- 

 coverts more restricted and broken through greater extension of the 

 basal and central slate-gray; length (skins), 187-208 (196); wing, 

 84-91 (88.1); tail, 82-97 (91.7); exposed culmen, 15-17 (16.2); 

 tarsus, 27-28.5 (27.9); middle toe, 18-20 (19.2).& 



Young. — Similar to the adult female, but back still more strongly 

 tinged with sooty, sooty blackish of pileum less sharpl}^ defined, gray 

 of under parts very indistinctly (obsoletely) spotted wdth darker, and 

 sometimes faintly tinged wdth pale brownish buffy, and under tail- 

 coverts pale chestnut or fawn color. 



a Twenty -five specimens. 

 b Eleven specimens. 



Specimens from different geograpliic areas compare in average measurements as 

 follows: 



Locality. 



Ex- 

 posed Tarsus, 

 culmen. 



Middle 

 toe. 



MALES. 



Ten adult males from Maryland, District of Columbia, and 



Virginia 



Four adult males from Mississippi Valley 



Six adult males from Colorado, Wyoming, and Utah 



Five adult males from British Columbia 



One adult male from Bermudas 



rEM.\LES. 



Five adult females from Pennsylvania to Virginia 



Two adult females from Indiana and Minnesota 



Two adult females from Utah 



Two adult females from British Columbia 



One adult female from Bermudas 



16.2 

 16.5 

 16.4 

 15.7 

 16 



16.1' 

 16.5 

 10.2 

 16.2 

 15 



28.1 

 27.1 

 27.9 

 28.3 

 26 



27.9 

 28.2 

 27.5 

 28.2 

 27 



19.5 



19 



18.7 



19.6 



18 



19.4 



18.7 



19 



19.2 



19 



There are apparently no color differences. 



