606 BULLETIN UNITED STATES GEOLOGICAL SURVEY. [Yol.Y. 



1669. Bartholf, J. H. Is the Crow [Corvus americanus] a Bird ul' Prt-y ? <iAm, 

 Xat., ii, 1869, p. 664. 

 Other (cf. torn, cit., 491) instances of the crow seizing and carrying off chickens, like a hawk. 



1869. Brewer, T. M. [Remarks od exhibition of four unspotted eggs of Corvus ameri- 

 canus.] <^Proc. Boston Soc. Xat. Hist., xiii, 1^'3'i), pp. 13tf, 139. 



1869. Rathvon, S. S. The Crow [Corvus americanus] a Bud of Prey. < A7n. Xut., 



iii, 1869, pp. 102, 103. 

 The raptorial propensities of Corvus americanvs confimicd. 



1870. Brewer. T. M. The Blue Jay Family. <^Athnitic Monthly, Apr., 1870. pp. 480-48.5. 



1870. Hamel, E. D. Cream-coloured Magiue. < Zoologist, 2d ser., v, 1870, p. 2344. 



1871. CouES, E. The Long-crested Jay [Cyanurus macrolophus]. <^Am. Xat., v, 



1871, pp. 770-77.5, fig. 134. 

 Extended biography of Cyanurus macrolophus. 

 1871. HORXE, C. [Destruction of young lambs by] Magpies. <i Zoologist, 2d ser., vi, 

 1871, pp. 2483, 2484. 



1871. LtJHDER, W. Ueber die Raben Xeu-Vorpommems und Riigens. <^Mittli. a. d. 



naturw. Ver. v. Xeu-Vorp. u. Eiig., iii, 1871, pp. 40-52. 

 9 spp. 



1872. CouES, E. Observations on Picicorvus columbianus. <^Ihis, 3d ser., ii, 1872, 



pp. 52-59. 



Extended biographical sketch ; synonymy, etc. 

 1872. CoUES, E. Contribution to the History of the Blue Crow [Gymnokitta cyano- 

 cephala] of America. <^Ihis, ii^, 1872, pp. 152-158. 



Synonymy, description, and biography. 



1872. Friedel, E. Krahen als Nussdiebe. <[ Zool. Gart., xiii, 1872, p. 94. 



1873. AxLEX, J. A. Crows and Ravens. <| ^m. ^a<. , vii, 1873, pp. 743, 744. 



On the local distribution of Corvus corax and G. americanus, with reference to torn . cit, p. 693. 

 1873. Barrett, M. On the Migration of Certain Animals as Influenced by Civiliza- 

 tion. <iAm.Xat., vii, 1873, pp. 693-695. 

 Chiefly on the local dispersion of Corvus corax and C. americanus. 

 1873. Barrett, M. On the Migration of Certain Animals as influenced by Civiliza- 

 tion. <^ Am. Sportsman, iii, l.'<73, p. 86. 

 Disappearance of Corvus corax from Minnesota, and immigi'ation of C. americanus. 



1873. GiZYCKi, G. V. Biographic meiuer Elster. <iJ.f. 0., 1873, pp. 35-45. 



1873. [SAL^^x, O.] [Reference to the original notice of the Genus Cyanocephalus 



Bp.] </&Js, 3d ser., iii, 1873, p. 103. 



Bonaparte proposed the genus Cyanocephalus in 1842, hi his Oss. Stat. Zool. Eur, Vert. 1840- 

 41, p. 17 ; and named the species b.\ implication, C. wiedi ; but the word ' ' wiedi" does not actu- 

 ally occur there. I have verified Mr. Salrin's reference. 



1874. Anon. [Editoriaj..] Possibly a new bird from Oregon. <C, Forest and Stream, 



iii, Sept. 10, 1S74, p. 68. 



Concluded to be Picicorvus columbianus ; see ibid., p. 84. 

 1874. DuBOi.s, A. Remarques Morphologiques sur les Espfeces du Sous-genre Xan- 



thoura. <^BiilJ. Acad. Boy. de Be'girpte, 2^ s^r, xxxviii, 1874, pp. , fig. 



(carte). 



L'auteur constats' que ce sous-genre ue comprend reelleuicnt qu'une seule espece, tres-varia- 

 ble suivant la position geograpbique qu'occiipeut les iudividus qui la composeut, de la mani- 

 ere suivant c: Cyanocorax yncas, Bolivie, Perou, repub.de I'^quateur: a, eyanodorsalis (var. 

 n.), Xouvelle-Grenada ceutrale et nieridionak- : |3, cyanocapilla. nord de la Jfouv. -Grenade 

 jusqu'au Guatem.ila; y. carv.leocephala (vnr. n.), V6n6zuela; 6, luxuosa, Mexique, Texas. 



1874. Kerr, W. J. Ravens [Corvus corax] Nesting in North Wales. <^ Zoologist, 2d 

 ser.,ix, 1874, p. 41.56. 



1874. Lee. A.. Miss. Jim Crow. < .SY. Xicliolas Mag., i. Id74, pp. 047-649, figs. 1-9. 

 Amusing account of a pet Corvus americanus. 



