304 Proceedings of the Royal Physical Society. 



YELUTINIDiE. 



Lamellaria perspicua (Linn.). 



North Berwick in shell sand, small and 

 not abundant (M.). 



Velutina Icevigata (Penn.). 



Firth of Forth (Ed. Mus.) ; on the beach 

 at Dunbar, North Berwick, Longniddry, 

 Granton, and Cramond {M). 

 This species is not uncommon in a few 

 fathoms of water. We have dredged it 

 in Kirkcaldy Bay, 9 fathoms ; off Inch- 

 keith, 5 fathoms ; and in Aberlady Bay, 

 9 fathoms. We have also collected it 

 dead on the beach at Largo Bay. 



Aporehaid^. 

 Aporrhais pes-pelecani (Linn.). 



Firth of Forth (3fB.) ; off Inchkeith 

 (Com. Mar. ZooL); Firth of Forth, 30 

 fathoms {3Ietz. and Mey.). 

 Brought in aKve by the Newhaven fisher- 

 men. On the beach at North Berwick 

 and Craigroyston (M.). 

 Not uncommon. We have dredged it in 

 Largo Bay and off Kirkcaldy, and have 

 also obtained it on the beach at Largo. 



CERITHIID.E. 



Cerithium reticidatum (Da Costa). 



A worn fragment on the beach at North 

 Berwick. I do not think the species lives 

 on this coast. However I found a perfect 

 though dead shell on the Northumbrian 

 shore at Alnmouth {M). 



III. SiPHONOBRANCHIATA — 



BUCCINID^. 



Purpura lapillus (Linn.). 



Firth of Forth {M'B). 



