1004 BULLETIN UNITED STATES GEOLOGICAL SURVEY. [VoLV. 



1860, Albrecht, — . Verhalten oiiier aufjjezogenen Move [Larus argentatiis] ; lan- 

 gere Aufbewahrimg friacher Eier. < J.f. 0. , viii, 1860, pp. 367-369. 

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

 1860. B.4RTLETT, A. D. Remarks on the Habits of a Herring Gull (Larus argentatus). 



< Ann. Mag. Xat. Hi8t.,M ser., v, 1860, pp. 498, 499. 

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



1860. DuxN, J. Occurrence of the Glaucous GuU [Larus glancus] in Orkney. < Zo- 

 ologist, xviii, 1860, p. 6813. 



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

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



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

 Falkland Islands. < Ann. Mag. Xat. 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 propensities of the Blackheaded GuU 

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



1860. Jackel, J. Sterna leucoptera Meissn. uud Schinz in Bayern briitend. K.J-f' 

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



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

 xxWii, 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 [ Stercorariua parasiticus] 

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



1860. QuiSTORP, [G. ] Larus leucopterus in Pommern beobachtet. <^ J./. 0., viii, 

 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 TeiTific Gales. <^ Zoologist, xviii, 1860, p. 6982. 



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



Northamptonshire]. <^ Zoologist, xviii, 1660, p. 7106. 



1861. Tre.mbly, J. B. Ornithological Inquiries. <i^ieWiS'b<es, i, No. 17, Apr. 27, 1861, 



p. 129. 

 Eeapecting occurrence of certain Laridce in Ohio. 



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



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



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



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



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

 7940. 



1862. Coues, E. Revisionof the Gulls [Lariuic] of North America; based upon speci- 

 mens in the Museuju of the Smithsonian Institution. <^ Proc. Acad. Nat. Sci, 

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



Stated to be "an abstract of a more extended Monograph on the Gulls on Xorth 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 Laridce into 4 subfamilies, Lestridince, Larince, Sternince 

 and Rhynchopiiue, and gives an outline of the Xorth American genera and species of the 

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

 phila; and Chroicocephalus, Phodostethia, Xema, Creagrus. The species recognized are as 

 follow : — 



1, Larm hutchiiisii (later detenuined to be the young of i. glaucus). 2, L. glaucus. 3, L. leu- 

 coptenu. 4, i. glaucescens. 5, L. ehalcopterus (later referred to glaueescens). 6, L. mariniu, 

 7, L. oceidentalis. 8, L. smittisonianus, sp. n., p. 296, being the L. argentatus of American 



