37° ACCOUNT OF 



XVIII. Account of North British Testacea. 

 By J. Laskey, Esq. 



To the Secret art. 



» 



Sir, Seton-House, Q3d Jan. 1809. 



Permit me to lay before the Society a list of 

 Testacea collected by me in North Britain, At 

 the same time, I beg leave to offer, for the use of the 

 Wernerian Society, a specimen of each, as far as 

 duplicates are in my cabinet ; to which I shall add 

 specimens from the southern shores : And I hope 

 the whole will form a tolerable cabinet of British 

 Testacea. I am induced to take up this sub- 

 ject, from knowing that several papers on North 

 British Zoology have already been submitted to 

 this Society by its Members ; and I am in hopes this 

 will help to fill up a chasm, at present vacant. 

 By this catalogue will be seen the riches of the 

 seas and shores of North Britain ; they having al- 

 ready produced 129 species of multivalve and bi- 

 valve and 14£ species of univalve shells, in 



