384 
Scientific Proceedings, Royal Dublin Society. 
STrRIGID e—continued. 
America. 
Syrnium cinerium.* Audubon. (Great Gray 
Owl.) 
Arctic America, and south in winter to 
the Northern United States. 
It is closely allied to S. /apponicum, but 
is darker in colour, with the longi- 
tudinal dorsal stripes less marked. The 
markings of the American bird may be 
described as white on a brown ground, 
the latter colour predominating ; and 
those of the European bird, as brown 
on a white ground, the latter colour 
predominating, with a white patch on 
the under surface of the base the pri- 
maries. (Dresser.) 
Syrnium lapponicum. 
One was taken at the Yukon delta, 
Alaska, 15 April, 1876, by L. M. 
Turner. (Ridgway, Bull. Nutt. Orn. 
Club, January, 1878, p. 37.) 
Nyctala tengmalmi var. richardsoni.* 
Arctic America, south in winter to the 
United States. 
It differs from the European bird in its 
darker plumage; legs ochraceus and 
thickly spotted with white, and the 
lower tail coverts being broadly striped 
with brown, instead of shaft streaks. 
(Baird, Brewer, and Ridgway.) 
Nyctala acadica.* Gm. (Saw-whet Owl.) 
According to Baird, Brewer, and Ridg- 
way, it inhabits North America gener- 
ally; the cold temperate portions in 
the breeding season, migrating south- 
wards in winter, when only it is found 
south of Pennsylvania. Mexico 
(Oaxaca, Sclater, P.Z.S., 1858, p. 295); 
California (Dr. Cooper) ; Cantonment 
Buregwyn, New Mexico(Dr. Anderson) ; 
Washington territory (Dr. Kennerly). 
Scops asio.* Bp. (Mottled Owl.) 
It inhabits temperate North America, 
from the Northern United States to 
Texas, and West to Oregon. 
Nyctea scandiaca var. arctica.* Gray. 
Arctic America, south in winter to the 
Northern United States, and even, 
though rarely, to South Carolina and 
Bermuda 
Europe. 
Syrnium lapponicum.* Retz. (Lap Owl.) 
Northern Europe; Lapland; Northern 
Russia; Norway ; Sweden (Collett), 
and rarely further south as in Prussia. 
(Gloger. ) 
Nyctala tengmalmi.* Gm. 
Owl.) 
Northern Europe ; east to the Ural range, 
and even to Nepaul; and south some- 
times to Southern Europe, and as far 
as North East Africa. (Dresser.) 
(Tengmalm’s 
Nyctala acadica. 
One near Beverly, Yorkshire (Sir Wm. 
Milner, Zool. 1860, p. 7104); but Mr. 
Harting in his (handbook (p. 96) con- 
siders its occurrence doubtful. 
Scops asio. 
One at Kirkstall Abbey, Yorkshire, 
1852 (Dr. Hobson), reported in the 
“Naturalist,” 1855, p. 169. 
One near Yarmouth, Norfolk. (Stephen- 
son, Birds of Norfolk, Vol. I., p. 44.) 
Mr. Harting considers these occurrences 
doubtful. 
Nyctea scandiaca.* Linn. (Snowy Owl.) 
Northern Europe, south to Germany, 
rarely in Bohemia, Holland, Belgium, 
and France. (Dresser. ) 
Has occurred in Britain in every month 
