Messrs Leslie S Herclma non Invertehrata of Firth of Forth. 293 



upper laminarian zone downwards. We 



have dredged it east of Inchkeith, in 



18 fathoms ; off Longniddry, in 14 



fathoms ; west of Inchkeith, in 5 fathoms ; 



and have collected it at Aberdour, Elie, 



and Largo. 

 Saxicava riigosa, var. minuta. 



Granton, North Berwick, and Dunbar {M.). 



We have some specimens of this variety 



from Largo Bay. 

 S. rugosa, var. arctica. 



Firth of Forth {M'B., and Cunningham). 



On tangle roots at Granton, etc. {M.). 



Gastkoch^nid^. 



Gastroehcena dubia (Penn.). 



On Craigroyston beach, after a storm, I 

 picked up a fossil coral, containing in 

 cavities fresh but empty shells of G. 



dubia (M.). 



PHOLADID.E. 



Pholas dactijlus (Linn.). 



Firth of Forth {M'B.). 



P. Candida (Linn.). 



Firth of Forth {F. and //., Ed. Mus., and 

 MB.) ; Newhaven, containing the animal 



m- 



We have found dead valves at Cramond 

 Island, Aberdour, and in Largo Bay. 

 F. crisjKcta (Linn.). 



Firth of Forth {F. and H., MB., and Ed. 

 Mus.) ; Granton, west of harbour, alive at 

 very low water, also North Berwick (ilf.) ; 

 near Cramond {J. Hunter Barron). 

 We have found this species alive at 

 Wardie, and at Cramond, and have found 

 dead valves at Largo and other places. 



