NO. 19;!9. REVISION OF ARDEA HER0D1A8—0BERH0LSER. 535 



long, slender, pointed, occipital crast black; forehead, center of 

 crown, short vertical crest, superciliary stripe, malar region, chin, and 

 middle of upper throat, white; sides of head and throat drab gray; 

 neck all around deep drab gray, the middle line of foreneck streaked 

 with black, white, and cinnamon rufous ; upper surface, including taU, 

 tertials, innermost secondaries, and superior secondary coverts, slate 

 gray, the long, narrow, plumaceous feathers of back and scapulars 

 paler and glaucous, the median coverts and outer webs of greater 

 coverts paler gray, the rectrices somewhat brownish and distally 

 darker, inclining to slate color or blackish slate; primaries, 

 secondaries (except the innermost), primary coverts, and alula, 

 blackish slate, slate black or dull black; jugulum smoke gray, medially 

 wliite, streaked broadly with black, dull brownish slate, narrowly 

 with cinnamon rufous and pale cinnamon, the long, narrow, pointed 

 j)lumelike feathers terminally pale drab gray, smoke gray or whitish; 

 M tuft of black, partly white-striped feathers on each side of the 

 breast ; back of this a small patch of cinnamon rufous ; sides and flanks 

 slate gray; breast and abdomen black, broadly streaked with white; 

 lower tail-coverts white; thigLs and edge of wing cinnamon rufous, 

 the latter shading to chestnut along the secondaries; lining of wing 

 slate color, the axillars slate gray. 



In full spring plumage the iris is chrome yellow; the bare orbital 

 space cobalt blue; bill wax yellow, brighter on the mandible, the 

 culnien sometimes bro^vnish; legs black or dark brownish, the tibia 

 usually more brownish ; soles of toes dull yellowish. 



Measurements. — Length (in flesh), 1067-1270 mm.; extent of 

 wing, 1790-1920 mm.; weight, 5-8 pounds. 



Male:^ Whig, 441-280 (average, 462.7) mm.; tail, 167-187 (176.6); 

 exposed culmen, 123-151.5 (139.5); height of bill at base, 23.5-31.3 

 (27.6); tarsus, 167-205 (183.6); middle toe, 93-114.5 (106.5). 



Female:- Wing, 433-471 (451.2) mm.; tail, 159-184 (173.7); ex- 

 posed culmen, 127-146 (137); height of bill at base, 24.5-28.5 (26.7); 

 tarsus, 157-194 (175.4); middle toe, 93-115 (102.4). 



Type-locality. — Hudson Bhj, Canada. 



OeograpJdcal distribution. — Eastern United States and southern 

 Canada: In summer chiefl}^ the Upper Austral, Transition, and Cana- 

 dian zones, north to Anticosti Island and Godbout, northeastern 

 Quebec; Lake Temiskaming, central Quebec; Moose Factory and 

 Rat Portage, northern Ontario; Shoal Lake and Duck Mountain, 

 central Manitoba; Osier, southern Saskatchewan; and Edmonton, 

 central Alberta; west to southeastern British Columbia (probably); 

 North Dakota; South Dakota; and probably eastern Nebraska; 



' Ten specimens, from New York, Pennsylvania, New Jersey, Virginia, North Carolina, and Florida. 

 s Twelve specimens, from New York, New Jersey, Conaeetieut, Maryland, South Carolina, Illinois, and 

 Tamaulipas. 



