Vol. XXl Tzvelftk Supplement to the A. O. U. Check-List. 2,ZZ 



Genus HERODIAS Boie. 



Herodias Boie, Isis, 1822, 559. Type, by elimination, Ardea 

 egretta Gmelin. 



The only North American species will stand as 



196. Herodias egretta (Gmelin). 



Ardea egretta Gmelin, S. N,, I, ii, 1788, 629. 

 Herodias egretta Cabanis, Journ. f. Om., 1856, 341. 



Genus EGRETTA Forster. 



Egretta Forster, Synop. Cat. Brit. Birds, 1817, 59. Type, 

 Ardea garzetta Linnaeus. 



Egretta is equivalent to Garzetta of the Check-List, over which 

 name it has priority, Garzetta Kaup dating from 1829, and 

 Egretta Forster from 181 7. 



197. Egretta candidissima (Gmelin). 



Ardea candidissima Gmelin, S. N., I, ii, 1788, 633. 

 Egretta candtdissima GossE, Birds Jamaica, 1847, 336. 



Genus DICHROMANASSA Ridgway. 



Dichromanassa Ridgway, Bull. U. S. Geol. & Geogr, Surv. 

 Terr., IV, 1878, 246. Type, Ardea rufa Boddaert. 



198. Dichromanassa rufescens (Gmelin). 

 Ardea rufescens Gmelin, S. N., I, ii, 1788, 628. 

 Dichro7nanassa rufescens A. O. U. Committee. 



