Stewart — List of Estuarine Clay Fossils. 29 



ANNOTATED LIST OF SPECIES* 



Helix nemoralis. Mr. Grainger records the finding of one specimen of 

 this land shell. I met with it two or three times. 



Helix rotundata. One specimen (Grainger). 



Zonites nitidulus. Two specimens (Grainger). 



Melampus bidentatus, Convolvulus bidcntatus, F. & H. Larne Lough 

 bed, rare. 



Patella vulgata. One specimen (Grainger). 



Tectura virginea, Acmcea virginea, F. & H. Very rare. (One young 

 specimen.) 



Fissurella Gr/eca, Fissurella reticulata, F. & H. Belfast bed, rare. 



Cyclostrema nitens, Trochus pusillus, F. & H. Plentiful in the Larne 

 Lough deposit. 



Trochus magus. Of large size, but rare. 



Trochus cinerareus. Abundant both at Belfast and Larne. 



Trochus umbilicatus. At Larne Lough, scarce and small. 



Lacuna crassior. Found by Mr. Grainger in the Estuarine Clay of Bel- 

 fast. I have not myself met with specimens. 



Lcuna divaricata, Lacuna vincta, F. & H. Occurs in some plenty. 



Lacuna puteolus. Larne Lough, scarce. 



Lacuna pallidaul. In the Larne Lough deposits, scarce. 



Littorina obtusata, Littorina litoralis, F. & H. Frequent. 



Littorina obtusata, var. .ffiSTUARii. Belfast, rare. 



Littorinarudis. Scarce. 



Littorina rudis, var. tenebrosa. Scarce. 



Littorina litorea. Abundant, especially in the f Scrobicularia bed. 



Rissoa inconspicua. In great abundance. 



* I have used the names adopted by Mr. Jeffreys in his Manual of 

 British Conchology. Where the names given by Forbes and Hanley are 

 different, they appear here as synonyms. 



f See abstract of paper lead by the author on 8th March, in Eighth 

 Annual Report of Belfast Naturalists' Field Club (1871). 



