Shufeldt: Birds from Bermuda. 343 



" San Francisco, Oct. i6, 1915. 

 "Dear Doctor SJuifcldt: "In order that the. personal equation may 

 be maintained in your measurements, I will return next week to the 

 National Museum the specimens of ^strclata carihhcca, also the 

 specimen of ^strelata hasitata. 



" I think there are several specimens of these birds in the Cory 

 collection at the Field Museum. 



" Sincerely yours, 



[Signed] Leverett Mills Loomis." 



A letter from me on the subject to Mr. Cory, addressed to the Field 

 Museum of Natural History, Chicago, brought a reply (Nov. 12, 191 5) 

 to the effect that '' We have no skeletons or skulls which you ask for, 

 so can not help you out in this matter. 



" Very sincerely yours, 



[Signed] Charles B. Cory, 



Curator of Zoology." 



Believing there might be something I could use in the collection of 

 the Museum of Comparative Zoology, at Cambridge, I wrote to Prof. 

 Hubert Lyman Clark in regard to the matter, and the following com- 

 munication was received from that institution: 



" October 4, 1915. 

 " Dr. R. W. Shufeldt, 



" Washington, D. C. 

 "Dear Sir: Answering your letter addressed to Dr. Clark, I regret 

 that our series of specimens does not include any of the species of 

 Puffinus or CEstrclata that you ask for, though we may have some of 

 these forms in alcohol, and at a later date these alcoholic specimens 

 may be accessible. 



" We have a complete skeleton of CEstrelata lessoni. H this will 

 be of service in your work, I shall be glad to loan it to you for a 

 short time. 



" Yours truly, 



[Signed] Samuel Henshaw, 



Director." 



Replying that I would be very glad to see the skeleton referred to, 

 the following came to hand (Oct. 18, 1915) : "I am sending by ex- 



ANN. CAR. MUS., XIII, 23. FEB. 21, 1922. , 



