44 THE INVERTEBRATE FAUNA 



II. NATATORIA 



GAMMARID^I. 



Callisoma kroyeri (Bruzel). 



Mouth of the Firth, 30 fathoms (Metzger). 



Ampelisca macrocephala (Lilljeborg). 



Firth of Forth, 24 fathoms (Metzger). 



A. tenuicornis (Lilljeborg). 



Bass Kock, 24 fathoms; off St Abb's 

 Head, 40 fathoms (Metzger). 



Protomedeia fasciata (Kroyer). 



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



Melita obtusata (Mont.). 



Bass Kock, 24 fathoms ; off St Abb's Head, 

 40 fathoms (Metzger). 



Gammarus locusta (Linn.). 



Very abundant in rock pools, and gener- 

 ally between tide marks. 



COROPHIID^S. 



Podocerus capillatus (Eathke). 



We have dredged this species in 5 



fathoms off Inchkeith. 

 Cerapus difformis (Milne-Edwards). 



Bass Eock (Metzger). 

 Corophium longicorne (Latr.). 



Dunbar (Mr David Robertson). 



III. ABERRANTIA 



CAPRELLID^;. 

 Protella phasma (Mont.). 



Isle of May (Brit. Mus) ; Firth of Forth 



(H. D. S. G). 

 Caprella linearis (Linn.). 



Plentiful in the upper laminarian zone, and 



we have also dredged it in a few fathoms. 

 C. loUta (Mull.). 



Firth of Forth (Brit. Mus). 



The 0. laevis of Goodsir. 



