224 Letters, Notes and Extracts. 
as its individual and geographical variation, in a full and 
satisfactory manner. The Collection is particularly rich in 
birds from various parts of the Austrian Empire, many of 
which were collected by Ritter von Tschusi himself. The 
genera Cinclus, Ruticilla, Budytes, Motacilla, Anthus, 
Linaria, Lanius, and Nucifraga are especially well repre- 
sented. The gem, however, is a very full series of the two 
species of Marsh-Tits (Parus palustris and Parus montanus) 
from all parts of their range. ‘The types of the forty-two 
geographical forms lately described by Ritter von Tschusi are 
another important feature in the Collection.—[C. E. H.] 
a 
New “ British Birds.’—The number of stragglers from 
“foreign parts” recorded as occurring in these Islands 
seems to be decidedly on the increase, owing mainly, we 
suppose, to the careful look-out now kept for them by the 
increasing number of observers, especially on our southern 
coasts. Without including “subspecies ” and “ doubtfuls,” 
no less than fourteen additional species may now be registered 
as “occasional visitants” to the British Islands. Their 
names are given in the subjoined list, which has been kindly 
revised for us by Mr. Howard Saunders. It will be observed 
tnat eleven of them are Palearctic species, and that only 
three are of Amcrican origin. 
1. Turdus fuscatus (Bull. B. O. C. xvi. p. 45). 
2. Pratincola maura (Bull. xvi. p. 10). 
3. Phylloscopus tristis (Bull. xix. p. 18). 
4, Cettia sericea (Bull. xiv. p. 84). 
5, Lanius nubicus (Bull. xvi. p. 22). 
6. Hirundo rufula (Bull. xix. p. 18). 
7. Chrysomitris citrinella (Zool. 1905, p. 71). 
8. Montifringilla nivalis (Bull. xy. p. 58). 
9, Emberiza cia (Bull. xiii. p. 38). 
10. Emberiza aureolu (Bull. xvi. p. 10). 
11. Junco hyemalis (Irish Nat. xv. p. 137). 
-12. Tringa bairdi (Bull. xi. p. 27). 
13. Totanus melanoleucus (Bull. xix. p. 7). 
14, Puffinus kuhli (Bull. xvi. p. 71). 
