ORDER CICONIIFORMES. 29 



Genus HYDRANASSA Baird. 



Hydranassa Baird, in Baird, Cassin, and Lawrence, Rep. Expl. and 

 Surv. R. R. Pac, IX, 1858, 660. Type, by orig. desig., Ardea ludovi- 

 ciana Wilson = Egretta ruficollis Gosse. 



Hydranassa tricolor ruficollis (Gosse). Louisiana Heron. [199.] 



Egretta ruficollis Gosse, Birds Jamaica, 1847, 338. (Burnt Savanna 

 River [Jamaica].) 



Range. — Breeds from North Carolina and the Gulf States to the West 

 Indies and Central America, and on the Pacific coast of Mexico north to central 

 Lower California. Winters from Lower California and South Carolina south- 

 ward. Migrates casually northward in late summer (recorded from California, 

 Arizona, Missouri, Indiana, New Jersey, and New York (Long Island). ^ 

 [Closely related races occur in South America and on Trinidad.] 



Genus FLORIDA Baird. 



Florida Baird, in Baird, Cassin, and Lawrence, Rep. Expl. and Surv. 

 R. R. Pac, IX, 1858, xxi, xlv, 659, 671. Type, by monotypy, Ardea 

 caerulea Linnaeus. 



Florida caerulea caerulea (Linnaeus). Little Blue Heron. [200.] 



Ardea caerulea Linnaeus, Syst. Nat., ed. 10, I, 1758, 143. Based mainly 

 on The Blew Heron, Ardea caerulea Catesby, Carolina, I, 76. (in Amer- 

 ica septentrionali = South Carolina.) 



Range. — ^Formerly bred from Missouri, Illinois, Indiana, and New Jersey 

 to western Mexico; now breeds from Delaware southward to Florida and the 

 Gulf coast and in Arkansas, central Texas, Mexico, and Central America. 

 Winters from North Carolina and Texas southward. Migrates in late 

 summer regularly to New Jersey, Pennsylvania, southern New York, and 

 southern New England, and casually farther (recorded from Nova Scotia, 

 Quebec, Ontario, Michigan, Wisconsin, Iowa, Nebraska, Colorado, and south- 

 ern Lower California) . [A closely related race occurs in the West Indies and 

 northern South America.] 



Genus BUTORIDES Blyth. 



Butorides Blyth, Catal. Birds Mus. Asiat. Soc, 1849 [1852?], 281. Type, 

 by monotypy, Ardea javanica Horsfield. 



1 Birds from Lower California have been separated asH.t. occidentalis Htjey 

 (Trans. San Diego Soc. Nat. Hist., V, 1927, 83). 



