No.3.\ GIBBS ON THE BIKDS OF MICHIGAN. 495 



SoMATERiA MOLLissiMA (varJ). Eider Buclc. — Occasionally seen on 

 Lake Superior. 



CEDEiNnA A3IEEICANA. American BlacJc Scoter. — Eare accidental vis- 

 itor. 



CEdemia fusca. Velvet Scoter. — ^Migrant; one taken. 



HiSTEiONicus TOEQUATUS. Harlequin BticJc. — Given as a ''winter 

 visitant to Lake Micliigan," on the authority of Dr. Velie, in Eidgway's 

 " Catalogue of the Birds ascertained to occur in Illinois." 



Erismatura rubida. Buddy Bucli. — Exceedingly common during 

 spring and fall. 



Mergus merganser. Goosander. — Common during the migrations ; 

 some pass the summer in the northern part of the lower peninsula, 

 according to C. W. Gunn. 



Mergus serrator. Bed-hreasted Merganser. — Eatherrare; transient. 



Mergus cucullatus. Hooded Merganser. — Abundant migrant. 



SULID^. 



SuLA BASSANA. Common Oannet. — Occasionally taken on the great 



lakes. 



PELECANID^. 



Pelecanus trachyrhynchus. AmericanWJiite Belican. — Two spec- 

 imens shot in St. Joseph County, and now in the collection of Mr. 



Adolph Beerstecher. 



GEACULID^. 



? Graculus carbo. Common Cormorant. — An occasional visitor. 



Graculus dilophus. Bouble-crested Cormorant. — Migrant; common 



at times. 



LAEID^. 



Larus glaucus. Ice Gull. — Occasionally taken. 



Larus argentatus. Herring Gull. — ^Very common migrant ; prob- 

 ably breeds in northern peninsula. 



Larus marinus. Bladc-hacTced Gull. — "Winter visitant on Lake Mich- 

 igan" (Dr. Yelie), Eidgway's List of Birds of Illinois, 1874. 



Larus delawarensis. Bing -hilled Gull. — Common migrant. 



Larus tridactylus. Kittiicalce Gull. — Eare accidental visitor. 



Larus atriciela. Laughing Gull. — ^Very abundant on the great 

 lakes; probably breeds in the northern peninsula. 



Larus franklini. Franldin^s Bosy Gull. — Not rare on Lake Mich- 

 igan during winter and spring. 



Larus Philadelphia. Bonaparte's Gull. — Eather common during 

 spring ; some remain during the summer months. 



Sterna caspia. Caspian Tern. — Eare accidental visitor; occasion- 

 ally taken on Lake Michigan in winter. 



Sterna regia. Boyal Tern. — Eare summer visitant; occasionally 

 taken on Lake Michigan during late spring. 



