608 



U. S. p. E, K. EXP. AND SURVEYS — ^ZOOLOGY — GENERAL REPORT. 



I am not aware -whetlier there is any difference between the sexes of this species. It has been 

 referred by Audubon to the Golvmba MmMna, L., but thi« appears to differ in lacking tTie white 

 bridle along the cheeks, &c. : ; 



STARNOENAS, Bonaparte. 



'Starnoenas, Bonaparte, Geog; & Comp. List, 1838. Type Coluthbd eyanocephala, L. ' ... J 



Ch. — Bill short ; culmen about one-third the rest of head measured from the frontal feathers. Legs very stout and large ; tarsi 

 bare on the entire tibial "joint, and covered with hsxagonarscales, largfest anteriorly ; it is longer' than the itiiddle toe and claw. 

 Inner lateral claw the krger ; reaching the base of the middW claw ; a;Il the clawsshort, thick,- and'blunt. Hind toeTOd^claw 

 short, half the middle do.; wings short, broad, and concave; much rounded. Tail short, broad,-nearly even, but slightly vaulted. 



The single species of dove, composing the genus, in many respects resembles ;the partridges 

 or quails, both in external appearance and in manners. -~ 



STAENOENAS CYANOCBPHALA, Bon. 

 Blue-headed Pigeon. 



Colwmba eyanocephala, hijsn. Syst. Nat. I, 1766, 282.— Gmelin, Sysi. t, 1788,' 778.— Wagler, Syst.Avium, iBsV, 

 Coiitmid, No. 113 — AuD. Orri. Biog. II, 1834, 441: V; 1839, 557; pi. 172. ' '' 



StaHibende eyanocephala, BoyiAF . List, 1838.— iB.'Conspl II, 1854, 69.— Ann. Syn. 1839, 193. — Is. Birds Amer. V,' 

 1842, 23; pi. 284.— GtikriLACH, Cab. Journ. IV, 1856, 108. ' 



Sternoenas cyanoeephaia, Reichenbaoh, Systema AV. 1851, p. xxv.'pl. xiiii. — Ib. Icones Av. tab. 260 and 266. ■ ' ' 

 GeopMte? ci/a»o_c5pA^Z^,jSEi.BY,, pigeons, Jard. Nat. Lib. .V, 216,, pi. xxvii. , . ^ i 



Colvmba {Lophyrus) eyanocephala, Nhttah., Man. I, 2d. ed. 1840, 769. 

 Columia tetraoides, (Scopoli,) Gmelin, I, 772. 

 Blue-headed turtle, Latham, 'Syn. II, ii, 651; • ' •-<-''' ' ' ' '• ' i ' ' 



Sp. Ch. — Bill blue, the fleshy part at the base carmine. Iris brown, scales of feet carmine, the interspaces white. Above and 

 on sides glossy dark oUvaceous chocolate; beneath brpwiiiph red, lighter centrally, ,Chin aii^ threat black, with a narrow 

 border of white below. A white line .begins in the chin ap,d passes under the eye to flje op^iput. , Sidfis of head above this and 

 forehead black ; cr,own blije ,- Length, 10. JO,;, wing, 5.40 ; tail, 4.35. j 



Hab. — West India Islands ; , ocpasionally at Key We^t, Flqrida, and otljer southern keys,. 



The axillars and under Surface of the wings are like the belly. The crissum is most like the 

 back. The outer tail feathers have a bluish tinge above. ' 



The hind toe in this species is not strictly, in the same plane with the othersy but placed a 

 littj^ above their point .qf insertion. 



