CASENO.XLII. 131 



Case No. 42. Larinee. 



a XJ IL. L s. 



NOR^m room: - First i^ioor South Case, facing East. 



43. Rini2;-billed Gull. .... Larus delatvarensis. 



Calumet, Tlls Oct. 21, 1869. $ 



282. Ring-billed Gull. .... Lmms delawarensis. 



C^ALUMET, Ills April, 1872. 3 



348. Bonaparte's Gull. .... Larus Philadelphia. 

 Pfterboko, N. Y May, 1875. <5 



527. Laughing Gull. .... Larus atricilla. 



HoMosASSA, Fla Feb. 6, 1877. <5 



704. Hei-ring Gull Larus argeniatus. 



New York 1877. O in down. 



979. Western Gull Lams argentatu8.\^occmliaiis. 



Farallonk Islands, Cala 1878. OS 



1 104. (irlaucous (iull Larus glaucus. 



1152. Black-backed Gull Lanrs marinus. 



1180. Kitti wake Gull. .... Larus tridactylus^ 



Clearwater, Fla March 21, 1874. 



1243. Short-billed Kittiwake. . . La/rus brevirostris. 

 St. Paul's Island, Alaska $ 



1252. Laughing Gull. .... Larus atricilla. 



Homosassa, Fla Feb. 24, 1879. ^ 



