Zoolog)'. 24 1 



Discorbina orbicularis, Terg. — Rockport, Belfast 

 Lough, between tides. Frequent. 



D. parisiensis {d'Orb.) — Strangford Lough, between 

 tides. Very rare. A number of good typical specimens of 

 this rare species were got in a dredging taken in Valentia 

 Harbour during the cruise of the " Lord Bandon " off the 

 south-west coast of Ireland. 



D. Wrightii, Br, — Sparingly distributed at moderate 

 depths. 



Truncatulina refulgens {Montf.) — Off Island Magee 

 to The Maidens, 22 to 72 fathoms; Church Bay, Rathlin 

 Island, 14 to 22 fathoms. Very common. 



Pulvinulina repanda {F. and M.) — Off Island Magee 

 to The Maidens, 22 to 72 fathoms; Church Bay, Rathlin 

 Island, 14 to 22 fathoms. Very common. 



P. Karsteni, JRss. — Off The Gobbins and Maidens, 60 

 fathoms. Very rare ; specimens small. 



P. patagonica {d'Orb.) — Rockport, Belfast Lough, 

 between tides ; off Whitehead to The Maidens, 30 to 60 

 fathoms. Very rare. 



Gypsina vesicularis {P. and J.) — Sparingly distri- 

 buted off Belfast Lough, 6 to 30 fathoms ; Alarlpool, 

 Strangford Lough, 20 to 25 fathoms. Very rare. 



Nonionina umbilicatula {Montag.) — Off The 

 Maidens, 60 fathoms ; Church Bay, Rathlin Island, 14 to 

 22 fathoms. Very rare. 



N. pauperata, B. and IV. — Rockport, Belfast Lough, 

 between tides, frequent. Off Blackhead to The Maidens, 

 30 to 60 fathoms, very rare. 



Operculina ammonoides {Gro?i.) — Off Blackhead, 15 

 to 18 fathoms ; Strangford Lough, 6 to 8 fathoms. Very rare. 



Fossil Foraminifera occur in the post-Tertiary clays 

 and gravels, and the Cretaceous, Lias, and Carboniferous 

 rocks of the north-east of Ireland. In a raised beach at 

 Portrush, also in the gravels at the Curran, Larne, they 

 have been found in great numbers, 60 species being obtained 

 at both places. In the Estuarine Clay, Foraminifera often 

 occur in abundance. At Magheramorne, on the Northern 

 Counties Railway, a fine exposure of this clay occurs close 

 to the ferry-slip on the north side of Larne Lough. Here 



