228 



PR0CEEDIN08 OF THE NATIONAL MUSEUM. 



VOL. 55. 



Detailed measurements of specimens of this subspecies are as 

 follows : 



Measurements of specimens of Nannus troglodytes meligerus. 



a Used in measurement averages on p. 227. 



b Type. 



NANNUS TROGLODYTES KISKENSIS, new subspecies. 



Suhspeeific characters. — Similar to Nannus troglodytes vieligeims, 

 but wing, tail, and tarsus shorter; upper parts lighter, less rufescent 

 (more grayish) brown, and posteriorly more uniform (less distinctly 

 barred) ; lower parts more deeply ochraceous, and posteriorly some- 

 what less heavily barred with blaclrish. 



Description.— Type, adult male. No. 230239, U.S.N.M., Biological 

 Survey collection; Kiska Harbor, Kiska Island, Aleutian Islands, 

 Alaska, June 19, 1911; A. Wetmore; original number, 559. Pileum 

 olive brown, somewhat lighter on the forehead, where the worn 

 feathers of the summer plumage have not yet been fully molted out ; 

 back between olive brown and buify brown, posteriorly somewhat 

 rufescent and with faint, darker bars; upper tail-coverts and tail 

 Front's brown, numerously barred with blackish brown, passing on 

 the distal portion of the feathers into cinnamon buffy or sayal brown ; 

 wings fuscous, barred on the exterior portion of the outer webs of 

 the feathers and on also the inner webs of the tertials with sayal 

 brown and buffy; superciliary stripe pale buff; sides of head like the 

 crown; sides of neck like the back, but with flecks of pale buff like 

 the sides of the head; lower parts between cinnamon buff and 

 avellaneous, the jugulum rather darker, more brownish, but flanks, 

 sides, and crissum, between sayal brown and Saccardo's umber ; sides, 

 flanks, abdomen, and crissum spotted and irregularly barred with 

 brownish black or blackish brown; lining of wing mixed buffy 

 whitish and pale drab. 



Measurements. — Male:^ wing, 51-52 (average, 51.8) mm.; tail, 

 32-33.5 (32.9); exposed culmen, 14.5-16 (15.1); tarsus, 19; middle 

 toe without claw, 14-14.5 (14.4). 



1 Four specimens, from Kiska Island, Alaska. 



