48 THE INVERTEBRATE FAUNA 



Hippolyte securifrons (Norman). 



Off St Abb's Head, 40 fathoms (Metzger). 

 Pandalus annulicornis (Leach). 



Black Kocks, Leith ; Seafield (M'R) ; Bass 



Eock, 24 fathoms; St Abb's Head, 4 



fathoms (Metzger). 



Common and generally distributed. We 



have dredged it off Inchkeith, 5 fathoms, 



and in Aberlady Bay, and in many other 



localities. 

 Palcemon squilla (Linn.). 



Frequent in rock pools near the mouth of 



the Firth. 



II. ANOMURA 



LlTHODID^E. 



Lithodes maia (Linn.). 



Dunbar (Ed. Mus.) ; Firth of Forth (Howd.) ; 

 young, from stomach of cod (Dr Neill, in 

 Brit. Mus). 



This species is not uncommon near the 

 mouth of the Firth. It is often obtained 

 by fishermen near the Isle of May. 



PAGURIM. 



Pagurus lernhardus (Linn.). 



Firth of Forth (Ed. Mus.) ; Firth of Forth 

 common (Howd.). 



Extremely abundant in the Forth, espe- 

 cially on the oyster bank, where it is 

 found in numbers in every dredgeful. It 

 1 attains a large size, and when adult usually 

 inhabits the shell of Buccinum undatum. 



P. ulidianus (Thompson). 



Firth of Forth (Howd.). 



P. hyndmanni (Thompson). 



Firth of Forth (Ed. Mus.) ; Musselburgh 

 and Prestonpans (Howd.). 



