of the District of Montreal. 73 



rounded. Length 30 inches, alar expanse oQ inches. I believe it 

 to be a female. The distinctive character between the sexes is 

 rifling. 



Suh-genus Ulula. 



Sub-gen. char. Concha large, with a membranous operculum; 

 facial disk well developed. 



1st Subdivision. 

 Head with ears. 

 S. otus. Long eared owl. 

 Otus Willsonianus. Lessen ! Baird. 



v.s.p. Bill and claws black ; irides orange yellow ; eggs 4 to 5, 

 white and subrotund. 



Dorsal aspect. Facial disk black, immediately in front of^ 

 above and below the orbits; the black margin succeeded by 

 grey ; posterior parts ferruginous brown, inferiorly and posteriorly 

 margined with white, the feathers tipped with black ; auricular 

 ring composed of velvety white feathers, mottled aud tipped with 

 liver brown, the line thus formed meeting on the anterior part of 

 tae throat, where the white predominates ; dorsal region deep 

 brown, mottled and barred with white ; outer vanes of the scapu- 

 lars and greater wing coverts, with white spots and a single bar 

 of brown ; the quill half of the primaries, yellowish brown, 

 with brown bars; distal ends deep brown, with whitish bars, 

 mottled with brown ; tail like the primaries ; the yellowish 

 brown less distinct, and traversed by 11 bars of the dorsal colour, 

 with intermediate bars of a fainter tint bordered with dirty white ; 

 tail tipped with white. 



Ventral aspect. White with clove brown streaks, mottles and 

 bars ; wing and tail coverts yellowish white ; quill half of prima- 

 ries and secondaries, yellowish white; distal half, slate brown, 

 with broad white bars ; tail, yellowish white, verging to slate at 

 its distal end and barred with deep slate brown ; femorals and 

 tarsals, yellowish brown ; toes feathered to the last joint. 



2nd primary longest; 3rd next; 1st next; 4th next. Ears 

 long, composed of 8 to 10 feathers, black on the outer vanes, 

 white mottled with brown on the inner vanes; bart) of outer 

 vanes of 1st primary revolute,of 3rd and 4th a good deal intiexed. 

 Length 16,^ inches; alar expanse, 34 inches. 



S. brachyotos. Short eared owl. 



S. hrachyota of Latham ! 



Brachyotus Cassinii. Brewer! Baird! 



