G38 ORNITHOLOGY. 



List of specimens. 



Ill, S. ad.; Truckee Eiver, at Big Bend, July 29, 18G7. 2If— 03—153—12—24— 

 2h — Gi— 2J. Bill, greenish lemon-yellow, the terminal third of the lower mandible 

 bright orange-red, tinged with carmine, the tip again yellow; a distinct dusky spot in 

 the middle of the red, and one immediately above it, near end of upper mandible; 

 rictus and eyelids, vermilion-red; iris, darJc hazel; tarsi and toes, light ashy j)ca-green ; 

 claws, black, 



080-734, eggs ; island in Pyramid Lake, May 10, 1808. 



739-747, eggs ; same locality, May 18, 1808. 



752, 3rt(Z./ island in Pyramid Lake, May 20, 1SG8. 22—54—131 Bill, deep na- 

 ples-yellow, tinged with chrome, and having a distinct band of dusky near the end, 

 which is grayish-white ; the dusky spot on the lower mandible followed posteriorly by 

 a spot of deep orange-red; rictus and eyelids, vermilion ; iris, vandyke brown; tarsi 

 and toes, pale pea-green. [Compare with notes on L. delawarensis, as given below.] 



753-700, eggs ; same locality. May 22, 1808. 



800, S ad.; same locality. May 25, 1808. 22|— 55J— (?)— 13i. Same remarks as 

 to No. Ill, but black spots of the bill obsolete. 



SOi, 3 ad.; same locality and date. 22^ — 55 J — ('?)— 13J. Same remarks; black 

 spots distinct. 



802, 9 ad.; same locality and date. 21J— 51^- (?)— 12f. Black spots obsolete. 



1199-1217, eggs; Carrington Island, Great Salt Lake, June 17, 1809. (Collected 

 by E. N. Davis and S. Watson ) 



LaRUS DELAWARENSIS. 

 Ring-billed Oull. 



(Que-nahJc'-et of the Paiutes.) 



Larus delawarensis, Ord, Guthrie's Geog., 2d Am. ed., II, 1815, 319.— Latvr., in 

 Baird's Birds N. Am., 1858, 840.— Baird, Cat. N. Am. Birds, 1859, No. 004.— 

 CouES, Key, 1872, 313; Check List, 1873, No. 548; Birds N.W., 1874, 030.- 

 Henshaw, 1875, 485. 



This Gull was observed only as a winter sojourner at Pyramid Lake, 

 being entirely absent from there in simamer. 



List of specimens, 



305, 9 ad.; Pyramid Lake, Nevada, December 21, 1S07. 18—45—14^—12:^-1^ 

 — IJ— 5^% Bill, greenish uaples-yellow, with a transverse baud of deep black 

 near the end; rictus and eyelids, vermilion-red; interior of the mouth, deep orange- 

 red, growing more intense posteriorly; iris, light naplesyeUoic ; tarsi and feet, deep, 

 light, naplesyellow. [Compare with notes ou L. californicus, given above.] 



