io8 AN EAST COAST NATURALIST 



appearance as regularly as the season comes round. 

 These include flocks of Larks, Rooks, Hooded 

 Crows, Siskins, Gold-crested Wrens, Woodcocks, and 

 some others. Other species are erratic in their visits, 

 years intervening sometimes between a noticeable 

 immigration and a reoccurrence of the species ; they 

 then probably surprise us by their numbers. The 

 summer " invasion " of the Pallas's Sand-Grouse in 

 1863 and the spring irruption of 1888 are cases in 

 point. The Lapland Bunting was formerly looked 

 upon as a rare visitant to Norfolk ; so much so, that 

 Stevenson's remarks upon it l are worth repetition : 

 "On the 26th of January 1855, during extremely 

 severe weather, a specimen of this very rare Bunting 

 was taken alive at Postwick, near Norwich. This 

 bird, probably the first ever known to have occurred 

 in this county, was brought to me soon after its 

 capture, and proved to be a young male in winter 

 plumage. 1 ' Some remarks upon its characteristics in 

 confinement follow, and Stevenson continues : " The 

 only other Norfolk specimen of this Bunting I have 

 either seen or heard of, was shown me on the 14th of 

 April 1862." 



In October and November 1892 a considerable 



1 Stevenson's Birds of Norfolk, vol. i. p. 181. 



