yo.4.] COUES'S ORNITH. BIBLIOGRAPHY FALCONID^. 775 



18G9. WoxFOR, T. W. Pereyrino Falcon [Falco peregrinus] near Brighton. -CZoolo- 



gist, 2d ser., iv, 1869, p. 1598. 

 1860. Wood, W. [Habits of ] The Red-tailed Hawk [Buteo borealia]. <C,Am.Nat., 



iii, 1869, pp. :»:5-397. 

 1870. Abrott, C. C. The Marsh Harrier [Circus hudsonius]. <^Am. Nat., iv, 1870, 



:577. 

 1870. Abbott, C. C. Ciiriovis Conduct of a Sharp-shinned Hawk [Accipiter fuscus]. 



< Am. Xat., iv, 1870, pp. 439, 440. 

 Gathr>ring and preparing grass for its nest. 



1870. AiXF.x, J. A. What is the "Washington Eagle"? <,4m. Nat, iv, 1870, pp. 

 524-5>7. 

 It is stated to be Haliaetug leucocephuhu. 



1870. Allisox, T; Anecdote of the Sparrow-hawk [Falco sparverius]. <^ Am. Nat., 



iv, 1870, p. .">3. 

 1870. Blake-Kxox, H. Osprey [Pandion hali^istus] in County Kerry. <^ Zoologist, 



2d ser., V, 1870, p. 2406. 



1870. Brooke, V. [On the occurrence in Ireland of Astur atricapillus. ] <[ /6i«, 2d 

 .ser., vi, 1870, pp. 538, .539. 



1870. CoLLETE, J. R. The Osi)rey (Pandion haliaetus [carolinensia]). <CAm.Nat,, 

 iv, 1870, p. 57. 

 A biographical note. 



1870. Guxx, T. E. Hen Harrier [Circus cyaneus] in Suffolk. <^Zoologist, 2d ser., v, 

 1870, p. 1980. 



1870. Guxx, T. E. Harriers [Circus cyaneus] in Norfolk. <^Zoologi8f, 2d ser., v, 

 1870, p. 2382. 



1870. GURXEY, J.H. [Circus "hudsonius" of Ibis, 1868, p. 356= C. melanoleucus.] 



< Ibis, 2d ser., vi, 1870, pp. 444, 445. 



1870. Hart, W.,and Sox. Osprey [Pandion haliaetus] at Poole. <^ Zoologist, 2d ser., 

 V, 1870, p. 2382. 



1870. Harvie-Broavn, J. A. [On sites of the nests of Falco peregrinus in Scotland.] 



< Ibis, 2d ser., vi, 1870, p. 297. 



1870. Newtox, a. [Exhibition of Skins of Falcons from Alaska, referred to F. island- 

 icus. ] < A Z. S., xxxviii, 1870, p. 384. 



1870. RiDGWAY, R. A New Classification of the North American Falconida), with 

 Descriptions of Three New Species. <] Proc. Acad. Nal. Sci. Phila., xxii, 1870, 

 pp. 138-150. 



6 subfamilies!. Pandion referred to Milvince. — Analytical tables of eliars. of the groups, 

 genera, and most of the species. Onychoten, pp. 142, 149, g. n. ; O. grubcri, pp. 142, 149; Falco 

 richardmnii, pp. 145. 147 ; F. leucophrys, pp. 140, 147, spp. nn. Cf Ibis, 1871, pp. 460, 461. 



The classilicatiou is based chiefly on the characters afforded by the structure of the " super- 

 ciliary process of the lachrymal bone," whether rudimentary and not visible from the out. 

 side, or whether developing a superciliary .shield. The author later very materially modified 

 his views?, upon further consideration of the gener.il osteological structure of the family (cf. 

 Bull. V. S. Geol. and Oeogr. Surv., 2d ser., Xo. 4, June 10, 1875, pp. 225-231, pU. xi-xviii). 



1870. RODD, E. H. Iceland Falcon [Falco islandicus] in Cornwall. < Zoologist, 2d 

 ser., v, 1870, pp. 2017, 2018. 



1870. RoDD, E. H. The Iceland Jer Falcon [Falco islandicus] in Cornwall. <^ Zoolo- 

 gist, 2d ser., V, 1870, p. 2060. 



1870. Rowley, G. D. [Anecdote of a] Hen Harrier [Circus cyaneus]. <^ Zoologist, 

 2d .ser., v, 1870, p. 2343. 



1870. Stearxs, W. a. The Pigeon Hawk [i.e., Falco sparvcrius, not Falco columba- 

 riu3 as supposed.] <^ Am. Nat., iv, 1870, p. 439. * 

 Note of breeding at Amherst, M.ass., U. S. A. (cf. op. cit, v, p. 56.) 



