HYPOTHETICAL LIST. 



Containing species for which we have some, but not conclusive, evi- 

 dence of their occurrence. 



(1) 13. Fratercula arctica (Linn.). PUFFIN. Dr. Wil- 

 liam C. Rives in his paper says "if I am not mistaken have been 

 found here " (Newport). 1 



s 



(2) 42. Larus glaucus Briinn. GLAUCOUS GULL. Burgo- 



master. Included in Col. Powel's list. 2 



(3) 62. Xema sabinii (Sab.). SABINE'S GULL. Forked- 

 tailed Gull. Included in Col. PowePs list. 8 



(4) 63. Helochelidon nilotica (Hasselq.) . MARSH TERN. 

 Gull-billed Tern. Included in Col. Powel's list 4 as taken near 

 Newport. 



(5) J 59- Somateria mollissima borealis C. L. Berhm. 



NORTHERN EIDER. Greenland Eider. There was found in the 

 collection of Mr. R. L. Agassiz who made the greater part of his 

 collection at Newport, a bird in a tray with two King Eiders 

 (Somateria spectabilis} taken at Newport in December, 1885, and 

 although without a label, probably taken with these two birds. 

 The specimen is now in the collection of the Museum of Com- 

 parative Zoology, Cambridge, Mass. 



(6) 211. Rallus crepitans Gmel. CLAPPER RAIL. In- 

 cluded in Col. J. H. Powel's List. 5 



1 Rives' List, p. 41. 



2 Col. Powel's List, p. 42. 



3 Col. Powel's List, p. 42. 



4 Col. Powel's List, p. 42. 



5 Col. Powel's List, p. 42. 



* Coues and Stearns's, New Eng. Bird Life, Part II, p. 279. 



89 



