940 BULLETIN UNITED STATES GEOLOGICAL SURVEY. WolY. 



1833. "W. L." [Habits of] Cygnus Bewickii. < Loudon's Mag. Xat. Hist., vi, 1833, 



pp. 449, 450. 

 1833. Wright, M. v. lakttagelser ofver Griisaudliannens [Auas boschas] fiirgfor- 



jindringar i forsta dret. <^ Tidsk.f. Jdgare o. Naturf., ii, 1833, pp. 473, 474. 

 Not seen. 



1833. Wright, AV. v. Griisandens (Anas boschas) sommardragt. <^ Tidsk.f. Jdgare o. 

 Xaiurf.,n, 1833, pp. 674-676. 

 Not seen. 



1833. Yarrell, W. [On the trachea of Anas [Chloephaga] magellanica.] <^P.Z. 



S., i, 1833, pp. 3, 4. 



1834. Anon. Ducks with the Toes not connected by a Web or Membrane, and the Up- 



per Mandible imperfect : presumed to have proceeded from a Union between 



the Domestic Duck [Anas boschas] and Domestic Fowl. <^Loudon's Mag. Xat. 



^J8t., vii, 1834, pp. 516, 517. 

 1834. Breton, — . [On the Habits of the Musk Duck of New Holland (Hydrobates 



[Biziura] lobatus, Temm.).] < P. Z. S., ii, 1834, p. 19. 

 1834. Ekstrom, C. U. Bidrag till Ejder-fogelns [Somateria mollissima] historia. 



<^ Tidsk. f. Jdgare o. Xaturf., iii, 1834, pp. 1043-1045. 

 Not seen. , 



1834. Ekstrom, C. U. Knipans (Anas Clangula Lin. [Clangula glaucium] fargforau- 

 dring. < Tidsk. f. Jdgare o. Naturf., iii, 1834, pp. 1048-1051. 

 Not seen. 

 1834. Fischer, G. Anas cucuUata nova species Camtschatica. <[ Xouv. Mem. Soc. 

 Imp. Xat. Moscou, iii, 1834, pp. 109-112, pi. is. 

 Descr. orig. Bull. Soc. Imp. Nat. Mosc, iii, 1831, pp. 278-280. 

 1834. Fries, B. F. Al-fogelns [Harelda glacialis] rnggning om varen. <^ Tidsk. f. 

 Jdgare o. Xaturf., iii, 1834, pp. 1045-1048. 

 Not seen. 

 1834. Lafresnaye, F. de. Oie. Anas. Linn6. 0. de Gamble. A. Gambensis, Linn., 

 Lath. <] Guer. Mag. de Zool., 4^ ann^e, 1834, classe ii, notices xxix, xxx, pll. 

 xxix, XXX. 

 1834. Langman, a. Fiirsok attuppfoda och tamja en Ejderunge [Somateria mollis- 

 sima]. <^ Tidsk. f. Jdgare o. Xaturf., iii, 1834, pp. 883-885. 

 Not seen. 

 1834. LoFFLER, H. Ueber die wilden SchwJine. Mit Nachwort von K. E. v. Baer. 

 <^ Preuss. Provinzialbl., xi, 1834, pp. 131-142. 

 Mir nicht zuganglich. 



1834. Marshall, J. D. On the Green-winged Teals of America and Britain [Quer- 



quedula carolineneis and Q. crecca]. <^Loudon's Mag. Nat. Hist., vii, 18.34, 



pp. 7-9, figg. 1, 2. 

 1834. Stanley, Lord. [Letter on the Breeding of the Sandwich Island Goose (Ber- 



nicla sandAdcensis, Vig.).] <[ P. Z. S., ii, 1834, pp. 41-43. 

 1834. Stanley, Lord. [Note on a specimen of the Bernicla sandvicensis, Vig., 



hatched at Knowsley.] <^ Lond. and Edinb. PMlos. Mag., v, 1834, pp. 233-235. 

 From P. Z. S.. May 27, 1834, pp. 41^3. 



1834. "W. B. C." A Ferruginous Duck or Euddy Goose (Anas [Tadoma] rutila). 

 <^ Loudon's Mag. Xat. Hist., vii, 1834, p. 151. 

 Shot on the coast of Suffolk. 



1834. Yarrell, [W.] Charactere von Cygnus bewickii einer [kiirzlich] neuen Gat- 

 tuug. < Oken's Isis, Bd. xxvii, 1834, p. 803. 

 Auszug aus d. Philos. Mag., Bd. vii, 1830, p. 194. 



1834. Yarrell, [W.] Der Leib von Cereopsis novae Hollandiae [u. s. w.]. <^Oken's 

 Ms, Bd. xxvii, 1834, p. 817. 

 Auszug aus d. Philos. Mag., Bd. ix, 1831, p. 222. 



