80 J. A. ALLEN, CATALOGUE OF 



185. Mergus serrator Linn. Red-breasted Merganser. 

 Common winter visitant ; rather more common than the 

 preceding. Breeds in the State, according to Audubon. 

 (Orn. Biog., vol. v, p. 93.) 



186. Lophodytes cucullatus Reich. Hooded Merganser. 

 Winter visitant ; rather less common than either of the 

 two immediately preceding. 



187. Thalassidroma Leachii Temm. Leach's Petrel. 

 Very rare ; probably accidental ; has been taken here in a 

 few instances only. Common oif the coast of the State. 



188. Larus SmitJisonianus Coues. (Larus argentatus 

 Briinn.j Herring Gull. Not very uncommon at times 

 along the river, especially in spring and fall. Abundant 

 along our coast in autumn, winter, and early spring. 



189. Chro&cocephalus Philadelphia Lawr. Bonaparte's 

 Gull. Occasionally observed here. Common along the 

 coast. 



190. Colymbus torquatus Briinn. Great Northern Di- 

 ver. " Loon." Resident, occasionally breeding. Not 

 common. 



191. Colymbus septentrionalis Linn. Red-throated Div- 

 er. Rare winter visitant : chiefly young that are seen 



192 Podiceps (Pedecethya) Holbolli Reinh. (Podiceps 

 griseigena Gray.,) Red-necked Grebe. Chiefly a winter 

 visitant ; not common. Possibly breeds, as it has been 

 taken here the third week of May in full breeding plumage 



193. Podiceps cristatus Lath. Crested Grebe. Rare 

 winter visitant. 



194. Podiceps (Dytes) cornutus Lath. Horned Grebe. 

 Rare ; chiefly young taken here. A pair was killed here 

 a few years since, about June 1st, in full breeding plumage. 



195. Podilymbus pjodicep>s Lawr. " Dipper Duck." 

 Common in spring and fall. 



List of Birds found in Massachusetts not observed, at 

 Springfield . 



To complete a catalogue of the Birds known to exist in 

 the State of Massachusetts, I have added, in the following- 

 list, all those known to have been obtained within the 



