766 BULLETIN UNITED STATES GEOLOGICAL SURVEY. [VolY. 



1857. MlDDENDOKFF, [A. T.] V. [Falco peregrinus auf ebener Ercle liorstencL] <^Xau- 



mannia, vii, Heft ii, 1857, p. 181. 



1858. Brehm, a. E. Die Geieradler und ihr Leben. <^ Mittheil. aus der Werkstdlte der 



Natur, l«s u. 2t<=« Heft, 1858. 



Kicht mil' selbst zuganglich. — „ In instructives und anziehender "Weise schildert A. Brekm 

 , die Geieradler und ihr Leben ' ; . . . Die Subspecies werden gut beschrieben." (Hartl.) 



1858. Cassin, J. [Occurrence of Falco polyagrus at Eock Island, Illinois, east of tlie 

 Mississippi River. ] <^ Proc. Acad. Nat. Sci. Fhila., x, 1858, p. 1. 



1858. HoCKER, J. Ueber den Standort des Horstes der Kornweihe (Circus cyaneus). 

 <^ Naumannia, viii, 1858, pj). 505, 506. 



1858. Jager, C. Aquila [HaUaetus] albicilla in der Wetterau. <^ Naumannia, ^iii, 

 1858, pp. 507, 508. 



1858. Pelzeln, a. v. Ueber Gold- und Steiiiidler. <^ Verli. d. zool.-hot. Ver. Wien, 



viii, 1858, pp. , Taf. i. 



PI. i, Aquila ehrysaetos, PaU. 



1858. Richardson, J. Occurrence of the Peregrine Falcon [Falco peregrinus] in 

 Yorkshire. <^ Zoologist, xvi, 1858, p. 6058. 



1858. SCHNELL, F. H. Der Taubenhabicbt. Eiue monograpbiscbe Scbilderung seines 

 Lebens in der Vogelwelt. <[ Jalirl). d. Verdns fiir NaturTc. im Herzogth. Nassau, 

 Nr. 12, pp. 342-356. 

 Nicht mir selbst zuganglich. 



1858. Sclater, p. L. On some New or little-known Species of Accipitres, in tbe col- 

 lection of tbe Norwich Museum. <^ P. Z. S. , sxvi, 1858, pp. 128-133. 



Buteo zonocercus, p. 130; Syrnium albitarse, Gray, p. 131 ; Scops usta, p. 132, spp. nn. Kgured, 

 Tr. Z. S., 1859, q. v. Lists of spp. of TJrubitinga, Syrnium, and Scops. 



1858. Sclater, P. L. Note on tbe Variation of tbe Form of tbe Upper Mandible in a 

 Rapacious Bird [Urubitinga unicincta]. <^ P. Z. S. , xsvi, 1858, i). 150, woodcc. 



1858. SciATER, P. L. Description of a new Species of tbe Genus Buteo [fuliginosus] 

 from Mexico. < P. Z. S. , xxvi, 1858, p. 356. 



1858. Sclater, P. L. On some New or little-knowii species of Accipitres, in tbe Col- 

 lection of tbe Norwicb Museum. <^ Ann. Mag. Nat. Hist., 3d ser., ii, 1858, j)p. 

 225-229. 

 From P. Z. S., Mar. 9, 1858, pp. 128-133, q. v. 



1858. Sclater, P. L. On tbe Variation of tbe Form of tbe Upper Mandible in a Ra- 



pacious Bird. <^ Ann. Mag. Nat. Hist., 3d ser., ii, 1858, pp. 163, figg. 2. 

 From P. Z. S., Mar. 23, 1858, p. 150. 



1859. Crewe, H. E. Occurrence of tbe Peregrine Falcon (Falco peregrinus) in Der- 



byshire. < Zoologist, xvii, 1859, p. 6779. 

 1859. Gould, J. [Exhibition of all the known Species of the genus Elanus, with de- 

 scription of aNew Species (E. hypoleucus). ] <^ P. Z. S., xxvii, 1859, pp. 126, 127. 

 1859. HiNCKS, W. The Family of Falconidse. < Canad. Journ., iv, Nov. , 1859, pp. 443- 

 449. 

 15 Canadian spp. 

 1859. Sclater, P. L. Description of a new Species of the Genus Buteo [fuliginosus] 

 from Mexico. < Ann. Mag. Nat. Hist. , 3d ser. , iii, 1859, p. 78. 

 Prom P. Z. S., July 13, 1858, p. 356. 

 1859. Sclater, P. L. On some New or little-known Si^ecies of Accipitres in the Col- 

 lection of tbe Norwicb Museum. <[ Trans. Zool. Soc. , iv, pt. vi, 1859, j)p. 261-266, 

 pU. 59-61. 



Descr. orig. P. Z. S., 1858, pp. 128-133, the species being here figured in colors. — PL 59, Buteo 

 zonocercus; pi. 60, Syrnium albitarse,- pi. 61, /Scops usta. 



1859. Sclater, P. L. Description of a New Species of tbe genus Buteo (B. fuligi- 

 nosus) from Mexico. <^ Trans. Zool. Soc. Land. , iv. pt. vi, 1859. p. 267, pi. 62. 

 Descr. orig. P. Z. S., 1858, p. 356. 



