1016 BULLETIN UNITED STATES GEOLOGICAL SURVEY. [VolY. 



1875. RiDGW AY, R. Note on Sterna longipeunis Norclmann. < Am. Nat, ix, No. 1, 

 .Jan., 1875, pp. 54, .55. 

 Critical comparison of SS. hirundo, longipennis, portlandica, and pikei. 



1875. RucKE, J. Correction of an Error [ Zool., s. 8., p. 4262, respecting Xema sabinii], 



<^ Zoologist, 2(1 ser., x, Jan., 1875, pp.4299, 4300. 

 1875. Saunders, H. [Remarks on a Gull from Lower California, referable to Larus 



fuscus.] < F. Z. S., Mar. 1(5, 1875, p. 158. 

 1875. Saunders, H. On the Immature Plumage of RhodostetMa rosea. < His, 3d 



ser., V, 1875, pp. 484-487. 

 "With enumeration of H, perhaps 12, known specimens of this species. 



1875. Warren, R., Jr. Notes on the Autumnal Migration of Lestris Richardsonii 



and L. pomarinus in Ivillala Bay and the Moy Estuary. <^ Zoologist, 2d ser., 

 X, Nov., 187.5, pp. 4099-4703. 



1876. A[llen],J.A. The Portland Tern [Sterna portlandica]. <^BulLNutt. Ornith. 



Club, i, No. 3, Sept., 1876, pp. 71, 72. 



Notice of "W. Brewster's paper, Ann. Lye. Nat. Hist. N. ¥., xi, p. 200, where Sterna portland- 

 ica is referred to S. macrura. 



1876. Brewster, W. Some Additional Light on the so-called Sterna portlandica, 

 Ridgway. <^Ann. Lye. Nat. Hist. N. Y., xi, Nov., 1875, pub. Feb., 1876, pp. 

 200-207.' 



Critical examination of the supposed species, which is identified with S. macrura, 



1876. Brewster, W. Sterna ijortlandica, Ridgway. <^ Rod and Gun, viii, Apr. 15, 

 1876, p. 37. 

 Reprinted from Ann. Lye. Nat. Hist. N. Y., xi, Nov., 1875, pub. Feb., 1876, p. 200. 



1876. Darragh, T. Audacity of the Common Skua [Stercorarius skua]. <C^Zoologist, 

 2d ser., xi, Apr., 1876, p. 4883. 



18T6. GuRNEY, J. H., Jr. Black Tern [Hydrochelidon nigra] in Durham. '^Zoolo- 

 gist, 2d ser., xi, Jan., 1876, pp. 4766, 4767. 



1876. GuRNEY, J. H., Jr. Second Instance of the Audacity of the Skua [Stercorarius 

 skua]. < Zoologist, 2d ser., xi, Feb., 1876, p. 4804. 



18f6. GuRNEY, J. H., Jr. Sabine's Gull [Xema sabinii] at BridUngton Quay. <^Zo- 



ologist, 2d ser., xi, Apr., 1876, p. 4883. 

 1876. GuRNEY, J. H:, Jr. Kittiwake [Rissa tridactyla] in Winter. <:!^ Zoologist, 2d 



ser., xi, Aug., 1876, p. 5048. 

 1876. Hadfield, H. Common Gull [Larus canus]. <^Zoologist, 2d sei., xi, June, 



1876, pp. 49.59, 4960. 



1876. Harvie-Brown, J. A. "Kittiwake [Rissa tridactyla] in Winter" (Zool. S. S. 

 5048). <lZoologist, 2d ser., xi, Sept., 1876, p. 5086. 



1876. Heaton, W. H. Does the Common Gull [Larus canus] breed in the Scilly 

 Isles ? <^Zoologist, 2d ser., xi, Oct., 1876, p. 5126. 



1876. [Ingersoll, E.] Sterna Portlandica. <^ Forest and Stream,\i, Mar. 23, 1876, 

 p. 100. 

 Review of paper (Ann. Lye. Nat. Hist. N. Y., xi, Nov., 1875, p. 200) on Sterna portlandica. 

 1876. JoUY, P. L. Notes on Forster's Tern. Sterna forsteri, Nutt. <^Field and Forest, 

 ii. No. 2, Aug., 1876, pp. 29-31. 

 As observed in the District of Columbia, U. S. 



1876. Kerry, F. Iceland Gull [Larus leucopterus] at Aldeburgh. <C Zoologist, 2d 

 ser., xi, 1876, p. 4848. 



1876. Le Baron, J. F. Short -Tailed Tern [Hydrochelidon nigra] in Massachusetts, 

 <^ Forest and Stream, v, Jan. 20, 1876, p. 372. 



1876. Mathew, M. A. Herring Gulls [Larus argentatus] at Tintagel. <C Zoologist,2d 

 ser., xi, Oct., 1876, pp. 5126, 5127. 



