CHRCECOCEPHALUS PHILADELPniA-STERNA FORSTERI. 039 



CnR(ECOCEPnALUS PHILADELPniA. 



Boii:ag>artoS Oiill. 



Sterna pMladelphia, Ord, Gutliric'S Geog., 2d Am. ed., II, 1815, 319. 

 Chrcecocephalus fhUaMplna, Lawr., iu Build's Birds N. Am. 1858, 852.— Baird, 



Cat. N. Am. Birds, 1859, No. 070. 

 Larns pMladepJda, Gray, List. Br. Birds, 1SG3, 235.— CoUES, Key, 1872, 31G; 



Check List, 1873, No. 55G. 

 Larus (Chrcecocephalus) Philadelphia, CouES, Birds N.W., 1874, 055. 

 Not seen by us. 



List of specimens. 

 430, " 9 ad.; Bay of Sau Fraucisco, February 1, 1808. 13^— 31 1— (?)— 8i." (Pre- 

 sented by n. G. Parlier.) 



Sterna regia. 



Roynl Tern. 



Sterna regia, Gambel, Pr. Ac. Nat. Sci. Pbilad., lY, 1848, 228.— Lawr., in Baird's 

 Birds N. Am., 1858, 859.— Baikd, Cat. N. Am., B., 1859, No. 083.- CouES, 

 Key, 1872,319 ; Check List, 1873, No. 502. 



Thalasseus regius, Gambel, Jour, Ac. Nat. Sci. Pbilad., I, 2d ser., 1849, 228. 



Sterna (Thalasseus J regia, CoUES, Birds N.W., 1874, 009. 



This powerful Tern was more or less common in May at Washoe Lake 

 and near Pyramid Lake, in September at the Humboldt Marshes, and 

 among the marshes near Salt Lake City in June and July. 



Sterna forsteri. 



Forster's Tern. 



Sterna forsteri, Nuttall, Man. Orn., II, 1834, 274 (footnote).— Lawr., in Baird's 

 Birds N. Am., 1858, 802.— Baird, Cat. N. Am. Bird.s, 1859, No. 091.- CouES, 

 Key, 1872, 321; Check List, 1873, No. 500; Birds N.W., 1874, 670.- Hen- 

 SHAW, 1875, 480. 



Sterna havelli, Audubon, Orn. Biog., V, 1839, 122, pb 409, fig. 1 (= young).— 

 Lawr., in Baird's Birds N. Am., 1858, 801.- Baird, Cat. N. Am. Birds, 

 1859, No. 086. 



Forster's Tern was very common in June at Sacramento, and througli- 

 out the summer in the vicinity of Pyramid, Ruby, and Franklin Lakes, and 



