iQO The It hh Naturalist. October, 



LIST OF SPECIES FROM BEGINISH. 



Agriolimax agrestis (L.) — Type and var. lilacina. 



Milax gagates (Drap.) — Very common along the northern and western 



coasts. 

 Vitrina pellucida (INIull)— One dead shell on northern cliffs. 

 Hyalinia alliaria (Miller) — Type common along northern cliffs. 

 Arion ater (L.)— Rare. 

 A. subfaseus (Drap.) — Very rare. 



A. intermedius (Normand). — Common on northern coast. 

 Pyramidula rotundata (Mull.) — Common. 

 Helisella inters3cta (Poiret). — On sandy western cliffs. 

 Yallonia pulchella (Mull.)— With last species. 

 Helix aspersa (]^Iilll.) — In abundance round the ruins of the old house 



Possibly introduced by man. 

 Pupa cylindracea (Da Costa). — Common. 

 Clausilia bidentata (Strom.) — Rare except in one spot on the northern 



cliffs. 



Unlike the Great Blasket, this islet is flat, and covered 

 with glacial drift. The run-off is not quick and there- 

 fore the vegetation is rather more luxuriant, in spite of 

 the grazing of sheep and cattle. There is a large drinking- 

 pool — which was quite dry, however, on the occasion of 

 our visit — as well as several rain -pools, but no trace of 

 fresh-water shells was seen on the island. 



Belfast. 



CKRIANTHUS LLOYDII AND ADAMSIA PALLTATA 



ON THE DUBLIN COAST. 



BY NATHANIEL COLGAN, M.R.I. A. 



A dredging made in i6 fathoms off Church Island, Skerries, 

 on the 13th July last, yielded me, along with some interesting 

 Holothurians and Nudibranchs, a single specimen of each 

 of the above-named Sea-Anemones. So far as I can dis- 

 cover the Cerianthus is an addition to the Dublin marine 

 fauna, and to the marine fauna of East Ireland, while the 

 Adamsia, though not new to Dublin, is certainly rare in 

 its inshore waters. When first detected at the bottom of 

 a heavy mass of dredged material the Cerianthus had the 



