558 PUFFINIDA 
A third, obtained from the same county, is now in the 
possession of Mr. J. H. Gurney; one obtained off the 
Northumberland coast by the late John Handcock; one 
taken off Scarborough, February 5th, 1899, and sent in 
the flesh to the British Museum (Saunders, Man. Brit. 
Birds, 2nd Edit., p. 742). A second from Scarborough 
obtained, September 18th, 1900 (W. J. Clarke, ‘ Zoologist,’ 
1900, p. 521); two more procured in the same locality in 
1904, one an adult female, on September 17th, the other an 
immature bird on the 27th (W. J. Clarke, zbzd., 1905, p. 74). 
DESCRIPTIVE CHARACTERS. 
PLUMAGE. Adult male nuptial—Very similar in plu- 
mage to the Manx Shearwater, except that the top of head, 
hind-neck, back, scapulars, and wings are of a brownish 
shade, and the under tail-coverts and flanks are dusky- 
brown. 
Adult female nuptial—Sinilar to the male plumage. 
Adult winter, male and female.—Similar to the nuptial 
plumage. 
Immature, male and female-——Somewhat resembles the 
adult plumage, but the abdominal feathers are dusky, not 
white, as in the immature of P. anglorum. 
Beak.  Blackish horn-colour. 
Freer. Light brown. 
Irtpes. Dark brown. 
KGG. White: clutch, one. 
AVERAGE MEASUREMENTS. 
TOTAL LENGTH a ras eae Ti ay, 
WING ie: aS — tO a 
Brak a ae A a oe ae 
TARSO-METATARSUS... st ee Oe ie 
iGceree a en ee on 2S Gana 
LITTLE DUSKY SHEARWATER. Puffinus assimilis (Gould). 
Coloured Figures.—Dresser, ‘ Birds of Europe,’ vol. ix, pl. 720; 
Lilford, ‘ Coloured Figures,’ vol. vi, pl. 61. 
The Little Dusky Shearwater, which breeds on many 
of the islands off the west coast of Africa and is distributed 
over the Australian and New Zealand Seas, is only an 
