305 
of the United States . 
Adult, crest and neck-fringe large, of compact pointed 
feathers ; back with long, straight, filiform plumes, reaching 
beyond the tail. 
Young destitute of these ornaments. 
Peale’s Egret Heron , Jlrdea pealii, Nob. Am. Orn. adult. 
Inhabits Florida, and probably the analogous climates of 
America. Closely allied to the following, and perhaps still 
more so to the European Ardea garzetta ! Intermediate be- 
tween those two so closely related species! ( 21 .) 
229. Ardea candidissima, Gm. Crested ; snowy white ; bill 
and legs black ; toes yellow ; tarsus less than four inches long. 
Adult, crest and neck-fringe large, of loose flowing feathers; 
back with long, silky, recurved plumes, hardly reaching be- 
yond the tail. 
Young but slightly crested, destitute of the dorsal train. 
Snowy Heron , Ardea candidissima , Wils. Am. Orn. vii . 
p. 120. pi . 62. fig. 4. adult. 
Inhabits both Americas ; said to be found also in* Asia, 
which is doubtful. 
230. Ardea ludoviciana, Wils. nec auct. Crested ; bluish- 
slate ; back, rump and beneath, white ; neck feathers pur- 
plish ; back with long, capillary, purplish plumes. 
Young destitute of the ornamental feathers. 
Louisiana Heron , Ardea ludoviciana , Wils. Am. Orn. viii. 
p. 13 .pi. 64. fg. 1 . adult. 
Inhabits during the fine season, the south and south-western 
states ; probably also all the warmer portion of America. 
SUBGENUS II. EOTAURUS. 
Bihoreau et Butor, Ternm. Butors , Bihoreaux , Cm. 
Herons-Bihoreaux , Herons-Butors , Herons-Crabiers, Vieill. 
Botaurus, Nycticorax , Stephens. 
Bill hardly longer than the head, much compressed, higher 
than broad ; upper mandible somewhat curved. Legs com- 
paratively short ; naked space of the tibiae restricted. Neck 
