220 Proceedings of the Royal Physical Society. 



Themisto longispinosa (H. Goods.). 



Firth of Forth {H. D. S. G). 

 T. hrevispinosa (H. Goods.). 



Firth of Forth {K D. S. G). 



DECAPODA. 

 I. Macrura — 



ASTACIDiE. 



Homariis gammarus (Linn.). 



Firth of Forth at low water, many places 



{Howd). 



Caught in considerable numbers for the 



markets on all the rocky shores near the 



mouth of the estuary. 



Nephroids norvegicus (Linn.). 



Firth of Forth (Leach, in Brit. Mies.) ; 

 Largo, Leith, etc. (Howd). 

 Very abundant near the mouth of the 

 Firth, where immense numbers are got by 

 the trawlers for the markets. We have 

 obtained it alive near Aberdour. 



Crangonid^, 

 Crangon vulgaris (Fabr.). 



On sandy beaches, Seaiield {Howd). 



Common on all the sandy shores. 

 C. cdlmaiii (Kinahan). 



Bass Rock, 24 fathoms {Metzger). 

 C. names (Kroyer). 



Bass Eock, 24 fathoms (Metzger). 



Pal^monid^. 



Hippolyte spinus (Sowerby). 



Newhaven [Leach) ; Firth of Forth (Dr 



Neill, in Brit. Mus.). 



This species is rather common in the 



laminarian and littoral zones. 

 H. varians (Leach). 



Firth of Forth, in pools {Howd). 



