'o- 



1004 BULLETIN UNITED STATES GEOLOGICAL SURVEY. [V0I.Y. 



1860. Albrecht, — . Verhalten einer aufgezogenen MoTe [Larus argentatns] ; lan- 

 gere Auf bewahrung frisclier Eier. <:^ J.f. 0., viii, 1860, pp, 367-369. 

 Translated from Bartlett, Ann. Mag. N". H., No. 30, June, 1860. 

 1860. Bartlett, A. D. Remarks on the Habits of a Herring Gull (Larus argentatns). 



< Ann. Mag. Nat. Hist, 3d ser., v, 1860, pp. 498, 499. 

 From P. Z. S., Nov. 22, 1859. 



1860. Dunn, J. Occurrence of the Glaucous Gull [Larus glaucus] in Orkney. <^ Zo- 

 ologist, xviii, 1860, j). 6813. 



1860. DUTTON, J. Occurrence of Richardson's Skua (Lestris Richardsonii) at Eas' 

 bourne. <^ Zoologist, xviii, 1860, p. 7106. 



1860. Gould, J. Description of a new Species of Gull (Gavia roseiventris) from the 

 Falkland Islands. < Ann. Mag. Nat. Hist. , 3d ser. , v, 1860, p. 232. 

 From P. Z. S., Feb. 8, 1859, p. 97 ; from a paper of wider scope. 



1860. GURNEY, J. H. Note on the Carnivorous projieusities of the Blackheaded Gull 

 (Larus ridibundus). <^ Zoologist, xviii, 1860, pp. 7106, 7107. 



1860. Jackel, J. Sterna leucoptera Meissn. und Schinz in Bayern briitend. <^ J.f, 

 0., viii, 1860, pp. 300, 301. 



1860. Leadbeater, — . [Exhibition of Lestris cepphus from Ireland.] <iP. Z. S., 

 xxviii,1860,p. 322. 



1860. More, A. G. The Arctic Tern (Sterna arctica).nesting on Fresh Water. <:^ Zo- 

 ologist, xviii, 1860, pp. 6891, 6892. 



1860. NiCHOLLS, H., Jr. Occurrence of Richardson's Skua [Stercorarius parasiticus] 

 at Kingsbridge. <^ Zoologist, xviii, 1860, p. 7106. 



18G0. Quistorp, [G.] Larus leucopterus in Pommern beobachtet. <^J.f.O.,\iu, 

 1860, p. 369. 



1860. Ross, F. W. L. Occurrence of Larus icthyaetus [sic], a new British Gull, in 



Devonshire. < Zoologist, xviii, 1860, pp. 6860, 6861. 

 1860. Saville, S. p. A Kittiwake Gull (Larus [Rissa] tridactylus) driven Inland 



[Cambridge] by the late Terrific Gales. < Zoologist, xviii, 1860, p. 6982. 



1860. Saville, S. P. Common Tern (Sterna hirundo) shot during the late gale [in 



Northamptonshire]. <; Zoologist, xviii, 1860, p. 7106. 



1861. Trembly, J. B. Ornithological Inquiries. < Field Notes, i. No. 17, Apr. 27, 1861, 



p. 129. 

 Respecting occurrence of certain Laridce in Ohio. 



1861. W[HEATON], J. M. The GuUs. < Field Notes, i. No. 20, May 18, 1861, p. 153. 



Alleged Larus " ocoidentalis" in Ohio is not that species. 



1862. Blake-Knox, H. Occurrence of Sabine's Gull [Xema sabinii] in DubUn Bay. 



< Zoologist, XX, 1862, pp. 8093, 8094. 



1862. Bond, T. The Little Gull [Larus minutus]. <^Zoologist, xx, 1862, pp. 7939, 

 7940. 



1862. COUES, E. Revision of the Gulls [Larinte] of North America ; based upon speci- 

 mens in the Museum of the Smithsonian Institution. < Proc. Acad. Nat. S<d. 

 Phila., xiv, 1862, pp. 291-312. 



Stated to be " an abstract of a more extended MonogTaph on the Gulls on North America, 

 prepared for publication in a Government Report." The "Monograph" here in mention ap- 

 peared in 1874, as a part of the "Birds of the Northwest" (pp. 589-717), q. v. 



The present paper divides the i^aridce iuto 4 subfamilies, Lestridinoe, Larince, Sternince 

 and Bhynchopince, and gives an outline of the North American genera and species of the 

 second of these, which is divided into the following 8 genera : Larus, JBlasipus, Bissa, Pago- 

 phila; and Ohroicocephalus, Rhodostethia, Xema, Creagrus. The species recognized are as 

 follow : — 



1, Larus hutchimii (later determined to be the young of i. glaucus) . 2, L. glaucus. 3, L. leu- 

 copterus. i, L. glaucescens. 5, L. chalcopterus (later retened to glaueescens). 6, L.marinus. 

 7, L. occidentalis. 8, L. smithsonianus, sp. n., p. 296, being the L. argentatus of American 



