686 S SYNOPSIS OF 
« ° 
Habitat, Columbia River, Texas, and United States. Nests on the 
ground. Eggs, four, spherical, bluish white. 
Falco uliginosus, Wilson, vi. 67.— Falco cyaneus, Bonap. Orn. ii. 30. Mutt. i 
109. Aud. iv. 396; plate 356. —Buteo cyaneus, Rick. § Swain. ii. 55.— Circus 
cyaneus, Aud. Syn. p. 19. 
FAMILY I. — STRIGINA, Aud. 
a GENUS STRIX, Linn. — OWLS. 
SUBGENUS SURNIA, Dumeril. 
27. Strix funerea, Gmel.— Hawk Owl, Wilson, p. 444. 
Habitat, to the north of lat. 35°. Nests in trees. Eggs, two, white. 
Strix Hudsonica, Wilson, vi. 64.— Strix funerea, Bonap. Syn. p. 25. Mutt. i, 115. 
Rich. §& Swain. ii. 92. Aud. x. 559; plate 378. — Sorina funerea, Aud.’ Syn. p. 21 
28. Strix nyctea, Linn. — Snowy Owl, Wilson, p. 297, 
Habitat, northern part of the continent. 
Strix nyctea, Boncp, Syn. p. 36. Nutt. i. 116. Rich. § Swain. ii. 88. Aud. ii. 135; 
v. 382. — Surnia nyctea, @ud. Syn. p. 21; plate 121. 
29. Strix passerina, Linn. — Sparrow Owl. 
General color of upper parts, chocolate brown; hind neck, with large 
white spots; feathers on the back with large roundish spots; tail, with 
‘four reddish white bands ; lower parts, dull yellowish white. Female, 104. 
Habitat, Nova Scotia. Egg, in my possession, spherical, dull white. 
Strix nyctea, Aud. v. 269.— Surnia passerina, Aud. Syn. p. 22; plate 432. 
30. Strix cunicularia, Gmel. — Burrowing Owl. 
Bill, grayish yellow; claws, black; upper parts, light yellowish brown, 
spotted with white; quills and tail, with triangular reddish white 
spots ; throat and ruff, white ; under parts, yellowish white, with reddish 
brown bars. Male, 10,24. Female, 11. Habitat, west of the Mississippi. 
Strix cunicularia, Bonap. Orn. i, 68. Nutt. i. 118. Aud. v. 264; plate 432.—Sur- 
nia cunicularia, Aud. Syn. p. 23, 
31. Strix passerinoides, Temm.— Columbian Day Owl. , 
Upper parts, olivaceous brown; head, with small yellowish white spots ; 
quills, tail, and facial disk, spotted with white; lower parts white. Male, 
7. Habitat, Columbia River. 
_Strix passerinoides, ud. v. 271; plate 432. — Surnia passcrinoides, ud. Syn. p. 23. 
SUBGENUS ULULA. 
32. Strix Tengmalmi, Gmel. — Tengmalm’s Owl. 
Upper parts, grayish brown, tinged with olive; feathers of head and 
neck, with white spots; scapulars, quills, and tail, also with white spots ; 
ruff and lower parts, yellowish white ; throat, white. Male, 11. Female, 
12. Habitat, north of lat. 45°. Nests in trees. Eggs, two, white. 
Strix Tengmalmi, Rich. & Swain. ii. 94. 41d. iv. 559; plat. 480. — Ul a 
malmi, Aud. Syn, p. 94. aS mle Dene 
