6 ALTRICIAL GRALLATORES — HERODIOXES. 



B> Tihirr and border of the vnng vhife. 



4. A. cinerea. Pileiini and occii)ital plume>5 black ; forehead and centre of crown white (as 



in A. herodi(is). Neck cinereous. Culraen, 4.80 ; tarsus, 6.00-6.25 ; wing, 18.50. Hab. 



Europe, etc. Accidental in Southern Greenland. 

 [5. A. cocoi.1] Entire pileum (including forehead, etc.) and occipital plumes black. Neck 



white. Culiuen, 5.85-6.75 ; tarsus, 7.20-8.00 ; wing, 18.50-19.50. Hab. South America. 



Ardea occidentalis. 



THE GREAT WHITE HERON ; WtJRDEM ANN'S HERON. 



a. JVhitc })hasc. 



Ardca occidentalis, Aud. Orn. Biog. III. 1835, 542; V. 1839, 596; Synop. 1839, 264; B. Am. VI. 

 1843, 110, pi. 308. — CouES, Key, 1872, 267 ; Check List, 1873, no. 451 ; 2d ed. 1882, no. 656.— 

 SCL. k Salv. Nom. Neotr. 1873, 125. — Ridgw. Bull. U. S. Geol. & Geog. Survey Terr. IV. no. 1, 

 1878, 227 (critical). — Ridgw. Nom. N. Am. B. 1881, no. 486. 



Auduhonia occidentalis, Bonap. Consp. II. 1S55, 113. — Baird, B. N. Am. 1858, 670; Cat. N. Am. 



B. 1859, no. 489. 



b. Colored jjJiase, 



Ardea Wilrdemannii, Baird, B. N. Am. 1858, 669; ed. 1860, pi. 86 ; Cat. N. Am. B. 1859, no. 488. 



— CoUES, Key, 1872, 267 ; Check List, 1873, no. 450. 



TTab. The " Austroriparian " region ^ of eastern North America, from Florida to Southern 

 Illinois (Wabash River) ; Jamaica. 



Sp. Char. {a. IVhite phase, ^ occidentalis, A.\jD.). ^f?«/;; Entire plumage pure white. "Bill 

 yellow, the upper mandible dusky gTeen at the base ; loral space yellowish-green ; orbital space 

 light blue ; iris bright yellow. Tilna and hind part of tarsus yellow ; fore part of tibia [tarsus ?] 

 olivaceous ; sides of latter greenish yellow ; claws light brown" (Audubon, I. c.).^ Young : Simi- 

 lar in color to the adult, but destitute of any plumes. 



1 Ardea cocoi, Linn. 



Ardea cocoi, Linn. S. N. I, 1766, 237. — Bonap. Consp. II. 1855, 110. —Gray, Hand-list, IIL 1871, 

 27, no. 10103. —ScL. & Salv. Nom. Neotr. 1873, 125. — Boucard, Cat. Av. 1876, 49, no. 1372. 



— KiDGW. Bull. U. S. Geol. k Geog. Survey Terr. IV. no. 1, 1878, 244 (critical). 

 Ardea fuscicollis, Vieill. Nouv. Diet. XIV. 1817, 410. 



Ardea soco, Vieill. t. c. 423 (ex Lath.). 



i Ardea major, Fraser, P. Z S. 1843, 116 (Chili). 



Ardea plumhea, Merrem. Ersch. Gruber's Encycl. V. 1820, 177. — Reiciienow, J. F. 0. 1877, 264. 



Ardea maguari, Si'ix, Av. Bras. II. 1825, 171. 



Ardca palliata, "Illig." Wagl. Syst. Av. 1827, Ardea sp. 2. 



2 From the fact of this species having been observed at ]\Iouiit Carmcl, Illinois, on several occasions, it 

 is inferred that its range nwy comprehend the Austroriparian region, or Louisianian fauna in general, 

 although probably nowhere common, except in parts of Florida. 



' The following measurements are given by Audubon : — 



^ : "Lengtli to end of tail, 54 inches ; to end of wings, 54 ; to end of claws, 70 ; extent of wings, 83; 



