186 
Catalogue of the Birds of Illinois. 
Genus Picoides, Lacepede. 
161. P. arcticus (Sw.) Gray. Black-backed Three-toed Woodpecker. A 
rare winter visitant to extreme northern counties. 
Genus Sphyrapicus, Baird. 
162. S. varius (Linn.) Baird. Yellow-bellied Woodpecker. Winter 
sojourner in southern portions; transient northward. Not a conspicuous or well- 
known species, but, when distinguished, sometimes called the “ Red- throated 
Sapsucker,” or, on account of its mournful, whining note, “Squealing Sap- 
sucker.” 
Genus Hylotomus, Baird. 
*163. H. pileatus (Linn.) Baird. Pileated Woodpecker. Resident, and 
in many districts still abundant. Popularly known as the “Log Cock,” “ Black 
Woodcock,” or,- and perhaps most frequently, as simply “Woodcock.” 
Genus Centurus, Swainson. 
*164. C. carolinus (Linn.) Bp. Red-bellied Woodpecker. Abundant res- 
ident southward; rather rare summer sojourner northward. Its popular names 
are “Checkered Woodpecker,” “Woodchuck,” and “Chuck.” 
Genus Melanerpes, Swainson. 
^-^*165. M. erythrocephalus (Linn.) Sw. Red-headed Woodpecker. Resi- 
dent; excessively abundant in heavily wooded bottoms of the southern counties, 
in winter. 
Genus Colaptes, Swainson. 
2-0 *166. C. auratus (Linn.) Sw. Yellow-shafted Flicker. Resident. Has 
numerous popularnames, as “ Yellow-hammer ” (the most frequent), “ Flicker,” 
“ High-hole, “ Wake-up,” “Pigeon Woodpecker,” &c. 
Order ANISODACTYEiE. 
Family ALCEDENIDiE. — Kingfishers. 
Genus Ceryle, Boie. 
*167. C. alcyon (Linn.) Boie. Belted Kingfisher. Resident southward; 
summer sojourner northward. 
Order COCCYGES. 
Family CUCULIDJE. — Cuckoos. 
Genus Coccyzus, Vieillot. 
*168. C. americanus (Linn.) Bp. Yellow-billed Cuckoo. Summer sojourner. 
Commonly known as the “ Rain Crow 17 or “ Wood Pigeon.” 
