Species and Races.
1. N. scandiaca. Adult. Color pure white, more or less barred transversely with clear dusky, or brownish-black. Male sometimes almost pure white. Downy young, sooty slate-color. Wing, 16.00–18.00; tail, 9.00–10.00.
Dusky bars sparse, narrow, umber-brown. Hab. Northern parts of Palæarctic Realm … var. scandiaca.[29]
Dusky bars more numerous, broader, and clear brownish-black. Hab. Northern parts of Nearctic Realm … var. arctica.
Bubo virginianus, var. virginianus, Bonap.
GREAT HORNED OWL.
Asio bubo virginianus, Briss. Orn. I, 484, 17, 1760. Strix virginiana, Gmel. Syst. Nat. I, 287, 1788.—Lath. Ind. Orn. p. 52; Syn. I, 119; Supp. I, 40; Gen. Hist. I, 304.—Daud. Tr. Orn. II, 210, pl. xiii.—Wils. Am. Orn. pl. l, f. 1.—Bonap. Ann. Lyc. N. Y. II, 37 and 435; Isis, 1832, p. 1139.—Aud. Birds Am. pl. lxi, 1831; Orn. Biog. I, 313.—Thomps. Nat. Hist. Vermont, pl. lxv.—Peab. Birds Mass. p. 87. Bubo virginianus, Bonap. List, p. 6, 1838; Consp. Av. p. 48.—Jard. (Wils.) Am. Orn. II, p. 257.—De Kay, Zoöl. N. Y. II, 24, pl. x, f. 2.—Nutt. Man. Orn. p. 124.—Max. Cab. Jour. 1853, VI, 23.—Kaup, Tr. Zoöl. Soc. IV, 1859, 241.—Coues, Key, 1872, 202. Bubo virginianus atlanticus, Cassin, Birds of Cal. & Tex. I, 178, 1854.—Birds N. Am. 1858, 49 (under B. virginianus). Otus virginianus, Steph. Zoöl. XIII, ii, 57, 1836. Ulula virginiana, James. (Wils.), Am. Orn. I, 100, 1831. Strix virginiana, α, Lath. Gen. Hist. I, 306, 1821. Strix bubo, δ, Lath. Ind. Orn. p. 52, 1790.—Shaw, Zoöl. VII, 215. Strix maximus, Bart. Trav. Carol. p. 285, 1792. Bubo ludovicianus, Daud. Tr. Orn. II, 210, 1800. Bubo pinicola, Vieill. Ois. Am. Sept. pl. xix, 1807; Enc. Méth. p. 1282.
6886 ½ ½
Bubo virginianus.