PE Oe 
THE ZOOLOGIST. 
THIRD SERIES. 
Vot. IT.) JULY, 1878. [No. 19. 
ON THE MOULT OF BILL AND PALPEBRAL APPENDAGES 
IN THE COMMON PUFFIN. 
DISCOVERED BY DR. BUREAU. 
By tHe Eprror. 
SINGULAR as the above title may appear, it not only appro- 
priately expresses the author’s meaning, but is fully substantiated 
by the facts which he has detailed in a very interesting article 
recently published in the ‘ Bulletin de la Société Zoologique de 
France.* His discovery is so remarkable, and, as far as I am 
' aware, has been so little suspected by English ornithologists, that 
I believe it will be as agreeable to the readers of ‘ The Zoologist’ 
as it is due to the author, to make it known as widely as possible, 
the more so as I have reason to think that the journal in which the 
article in question is published has not so extended a circulation 
amongst naturalists in this country as it deserves. 
In the following pages, by Dr. Bureau's permission, I have 
attempted a translation of the more important portions of his 
paper, and he has most obligingly enabled me to reproduce the 
principal plate with which he has illustrated his subject. I trust 
he will accept this expression of my sincere thanks. 
After referring to the published opinions of previous authors 
relative to the Puffin, and pointing out how little, comparatively, 
* “De la Mue du Bee et des Ornements Palpebraux du Macareux Arctique, 
Fratercula arctica (Linn.), apres la Saison des Amours.” Par le Docteur Louis 
Bureau. Bull. Soc. Zool. de France, 1878. 
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