Fregata magnificens. Man-o'-war-bird. Accidental. One record: specimen (present location unknown) taken on the North Fork of the Solomon River, Osborne County, August 16, 1880, by Frank Lewis.
Subspecies in Kansas: F. m. rothschildi Mathews.
* Ardea herodias. Great Blue Heron. Common transient and summer resident nesting in widely scattered colonies.
Subspecies in Kansas: three reported, A. h. herodias Linnaeus in northeast, A. h. wardi Ridgway in southeast, and A. h. treganzai Court in west, but status of these poorly known because of lack of sufficient breeding specimens.
Casmerodius albus. American Egret. Regular postbreeding summer visitant; occasional spring and summer resident. No definite nesting record.
Subspecies in Kansas: C. a. egretta (Gmelin).
* Leucophoyx thula. Snowy Egret. Regular postbreeding summer visitant; rare and local summer resident; occasional in spring. One nesting record: two nests found, summer, 1952, 6 miles north and 4½ miles west of Garden City, Finney County, Marvin D. Schwilling.
Subspecies in Kansas: L. t. thula (Molina).
Hydranassa tricolor. Louisiana Heron. Accidental. Two records: specimen taken at Lake Inman, McPherson County, August 9, 1934, by R. E. Mohler and Richard H. Schmidt; one seen, 1½ miles south of Iatan Marsh, Atchison County (near Iatan, Missouri), September 12, 1948, first reported by R. F. Miller and Mr. and Mrs. Ivan L. Boyd, seen by several other observers.
Subspecies in Kansas: H. t. ruficollis (Gosse).