1000 BULLETIN UNITED STATES GEOLOGICAL SURVEY. [VolY. 



1850. RuDD, T. S. Occurrence of the Little Gull (Larus minutus) at Redcar. and 

 some Particulars of its Plumage. < Zoologist, viii, 1850, p. 2706. 



1850. Smith, Bev. James. Occurrence of the Gull-billed Teru (Sterna Auglica) in 



Norfolk. <:^ Zoologist, viii, 1850, p. 265:3. 



1851. Briggs, J. J. The Little Gull (Larus minutus) in Derbyshire. < Zoologist, ix, 



1851, p. 3118. 

 1851. Duck, J. N. Occurrence of the Little Gull (Larus minutus) at Weston-super- 

 Mare. < Zoologist, ix, 1851, p. 3056. 

 1851. Ellman, J. B. Occurrence of the Little Gull (Larus minutus) at Lewes. <^Zo- 



ologist, ix, 1851, p. 3036. 

 1851. GuRNEY, J. H. Note on the Gull-billed Tern [Sterna anglica]. < Zoologist, ix, 



1851, p. 3235. 

 1851. Gurnet, J. H. Occurrence of the Caspian Tern [Sterna caspia] at Yarmouth. 



<^ Zoologist, ix, 1851, p. 3235. 

 1851. Leith, G. H. Occurrence Of Bonaparte's Gull (Larus Bonaparti) in Scotland. 



<^ Zoologist, ix, 1851, p. 3117. 

 1851. MOGGRIDGE, M. Larus [Rissa] tridactylus [in Britain]. <^AnH. Mag. Xat. 



Hist., 2d ser. , vii, 1851, pp. 235, 236. 

 1851. Potter, C. Occurrence of the Little Gull [Larus minutus] at Lewes. <^Zo- 



ologist, ix, 1851, p. 3036. 

 1851. PowYS, T. W. Occurrence of the Caspian Tern (Sterna Caspia) near Lausanne. 



< Zoologist, ix, 1851, pp. 3209, 3210. 



1851. RODD, E. H. Occiu'rence of the Whiskered Tern [Sterna leucoparia] at Scilly. 



< Zoologist, ix, 1851, p. 3280. 



1851. RoDD, E. H. Occurrence of the Pomarine Skua [Stercorarius pomatorhinus] 

 in Adult Plumage near Penzance. <^ Zoologist, ix, 1851, p. 3280. 



1851. Thorxcroft, T. Occurrence of Richardson's Skua (Lestris Richardsonii) at 

 Brighton. <^ Zoologist, ix, 1851, p. 3054. 



1851. Wood, C. Occurrence of the Kittiwake Gull (Larus [Rissa] tridactylus) on 



Wandsworth Common. <:^ Zoologist, ix, 1851, p. 3117. 



1852. Ellmax, J. B. Occurrence of Ross's Rosy Gull (Larus Rossii [Rhodostethia 



rosea]) at Pevensey, Sussex. <^ Zoologist, x, 1852, p. 3388. 

 1852. Ellman, J. B. Occurrence of the Pomerine Skua (Lestris pomeriuns [sic — lege 



pomatorhinus]) at Hastings. <[ Zoologist, x, 1852, pp. 3331, 3332. 

 1852. Irby, L. H. Food of the Black-headed Gull, (Larus ridibuudus). <^ Zoologist, 



X, 1852, p. 3711. 

 1852. [Jardine, W.] Habits of Larus canus. <^ Jard. Contrib. Orn., 1852, j). 40. 

 18.52. Lawrence, G. N. On the occurrence of the Caspian Tern (Sylochelidon Cas- 



pius) in North America. <^Ann. Lye. Xat. Hist. New York, v, 1852, pp. 37, 38. 



(Read May 6, 1850.) 

 1852. RoDD, E. H. Occurrence of the Lesser Tern [Sterna minuta] near Mount's 



Bay. < Zoologist, x, 1852, p. 3453. 

 1852. RoDD, E. H. Occurrence of the Gull-billed Tern (Sterna Anglica) at Scilly. 



< Zoologist, X, 1852, p. 3536. 



1852. RoDD, E. H. Occurrence of the Iceland Gull (Larus Islandicus) at Scilly. 

 -^ Zoologist, X, 1852, p. 3536. 



1852. Schach, F. [Das Vorkommen von Lestris pomarina bei Krimnitzschau. ] 



<^ Namnannia, ii, Heft ii, 1892, p. 123. 

 1852. Smith, J. A. Notice of the Occurrence of the Black Tern, Sterna nigra, Linn,, 



near Coldstream. <^ Ann. Mag. Nat. Hist., 2d ser., ix, 1852, pp. 73, 74. 



