ARDEID.E — THE HERONS — HYDRANASSA. 



39 



lanceolate, with compact webs ; the occiput with a small pendant crest of several elongated, broadly 

 lanceolate white feathers; feathers of tlie anterior portion of the back and scapulars also lanceolate ; 

 rump covered by a more or less elongated train of lengthened fastigiate feathers with loosened 

 webs, the plumula) slender, long, and soft. 



Hydranassa tricolor ludoviciana. 



THE LOUISIANA HERON. 



Heron hleucitre a ventre ilanc, de Cayenne, Buff. PI. Eul. 1770-84, pi. 350 (adult). 



Ardra tricolor, Muller, S. N. Suppl. 1776, 111 (based on PI. Eiil. 350). 



Hydranassa tricolor, Coues' Key, 2d ed. 1882, no. 660. 



Ardca Icucogastcr, P>odd. Tabl. P. E. 1784 (based on PL Enl. 350). — Gjiel. S.N. l.ii. 1788, 628.— 



Reichexow, J. f. 0. 1877, 269. 

 Demi Egret, Lath. Synop. III. 1785, 88 (quotes PI. Enl. 350, etc.). 

 Heron brun, de Cayenne, Buff. PI. Enl. 1770-84, pi. 858 (Youug). 

 Broivn Heron, Lath. Synop. Suppl. ii. 1801, 304, no. 17 (ipiotes PI, Enl. 858). 

 Ardea fusca, Lath. Ind. Orn. II. 1790, 700, no. 83 (based on the precediug). 

 Ardea ludoviciana, WiLS. Am. Orn. VIII. 1814, 13, pi. xvi. fig. 1 (nee Linn. 1766, =Butoridcs vircs- 



cow). — Nutt. Man. II. 1834, 5L — AuD. Orn. Biog. III. 1835, 136; V. 1839, 605, pi. 217; 



Synop. 1839, 266 ; Birds Am. VI. 1843, 156, pi. 373 (adult). 

 Dcmierjrctta ludoviciana, Baiud, B. N. Am. 1858, 663 ; Cat. N. Am. B. 1859, no. 484. 

 Ardca leucogastra, Subspec. ludoviciana, Reichenow, J. f. 0. 1877, 269. 

 Hydranassa tricolor ludoviciana, RiDGW. Noni. N. Am. B. 1881, no. 492. 

 Egrctta ruficollis, GossE, B. Jam. 1847, 338 ; lllustr. B. Jam. pi. 93 (Young). 

 Hcrodias leucophrymna, "Light." Bonap. Comp. II. Jan. 1855, 124. 

 Ardca leucogastra, var. leucophrymna, Coues, Key, 1872, 268 ; Check List, 1873, no. 454. — Cory, 



Birds Bahama Isl. 1880, 168. 

 Ardea cyanirostris, Cory, Birds Bahama Isl. 1880, 168, plate (Inagua, Bahamas ; adult in breeding 



dress !). 



Hab. Warm-temperate eastern North America, Middle America, and "West Indies. North, 

 casnally, to Indiana, and New Jersey. In Mexico, found on both coasts. Cape St. Lucas. 



Sp. Char. Length, about 24.00-28.00 ; expanse, about 36.00 ; wing, 8.35-10.80 ; tail, 3.00- 

 4.10; culmen, 3.30-4.15; depth of bill, .45-.55; tar.sus, 3.20-4.15 ; middle toe, 2.20-2.70; bare 

 portion of til)ia, 1.90-2.70 ; weight, about 1 11). (Audubon). 



Adult : Prevailing color above, including the head and neck, plumbeous-blue, with a glaucous 



;»-s-v^' 



cast to the lanceolate feathers, and darker on the head and upper part of the neck than on the 

 wings. Lanceolate feathers of the occiput and upper part of the nape rich maroon-purplish, from 

 which springs a crest of several feathers of similar form but much more elongated, and white in 



