LAND BIRDS. 



259 



Fig. 75. 



00. Upper tail-coverts not white. P, PP. 



P. Tail white, unmarked or at most with an in- 

 distinct dark bar toward the ti]). White- 

 tailed Kite. No. 132. 

 PP. Tail not Avhite. Q, QQ. 



Q. Only first three primaries emarginate on 

 inner webs near tip. Swainson's Hawk. 

 No. 140. 

 QQ. First four primaries emarginate on inner 

 webs. R, RR. 

 R. Tail rust red, usually with a l)lack bar 

 near tip. Red-tailed Hawk (adult). 

 No. 138. Possibly also the Western 

 Red-tail (Appendix). 

 RR. Tail not red. S. SS. 



S. Tail blackish, crossed at regular 



distances by about five narrow 



white bars. Red-shouldered 



Hawk (adult). No. 139. 



SS. Tail crossed by seven or eight dai'k 



bars and an equal number of light 



ones. T, TT. 



T. The dark bars wider than the 



light ones; primaries with 



much rusty or bright buff 



basally. Red-shouldered 



Hawk (immature). No. 139. 



TT. The light bars wider than the 



dark ones; no buff or rusty on 



base of primaries. Red-tailed 



Hawk (immature). No. 138. 



QQQ. First five primaries emarginate on inner 



webs near tip. (ioshawk. No. 137. 



Family 37. lUTTEONID.F. Kites, Hawks and Eagles. 

 131. Swallow-tailed Kite. Elanoides forficatus (/.//;».). (327) 



Synonym.s: Swallow-tailed Hawk, Swallow-tail, Fork-tailed Kite, Snake Hawk. — 

 Falco forficatus, Linn., 1758. — Milvus furcatus, Vieill., 1807. — Nauclerus furcatus, Vig., 

 Swains., Bonap. and many others. — Nauclenis forficatns, Wils., And. 



A remarkable hawk, instantly recognizable at almost any distance by 

 its resemblance to a gigantic Barn Swallow, the slender wings and deeply 

 forked tail rendering it immistakable. 



Disti'ibution. — Ihiitcd States, especially in the interior, from the Carolinas 

 and Minnesota southward throughout Central and South America; west- 

 ward to the Great Plains. Casual eastward to southern New England 

 and northward to Manitoba and Assinil)oia. 



This remai'kal)lc bird nuist l)e i-egardcd as merely a wanderer from the 

 south which has been taken in Michigan perhaps half a dozen times in the 

 last thirty years. 



