39 
Praeger — Fossils at Alexandra Dock , Belfast. 
Turritella terebra, Linn. 
Frequent ; attains a large size in the upper clay. 
Scalaria Turtonae, Turt. 
Of constant occurrence in the upper clay. Not now living in Belfast 
Lough. 
f Aclis supranitida, S. Wood. 
In the upper clay, rare. 
Odostomia lactea, Linn. 
This elegant little shell is not uncommon in the upper clay and yellow 
sand. 
Eulima bilineata, Aid. 
A single specimen in the lower clay. (One specimen, Grainger). 
Matte a catena, Da Costa. 
One small example in the lower clay. 
Matica Alderi, Forbes. 
Upper clay, very frequent. 
Aporrhais pes-pelecani, Linn. 
Upper and lower clay, and yellow sand, abundant, especially in the first. 
Cerlthium reticulatum, Da Costa. 
In the greatest profusion throughout. 
Purpura lapillus, Linn. 
In different beds, hut very uncommon. 
Buccinum undatum, Linn. 
Plentiful in all but the top clays. 
Murex erinaceus, Linn. 
Very uncommon in the deposits, hut of large size. 
Fusus antiquus, Linn. 
A few specimens, of large size, occurred. 
* Fusus gracilis, Da Costa. 
In the yellow sand, extremely rare. 
Nassa reticulata, Linn. 
A common shell in the upper clay and yellow sand. 
Nassa pygmaea, Lamk. 
Very abundant in the upper clay, hut does not occur in either the lower 
clay or top clay. See Mr. Stewart’s note in his list of Estuarine Clay 
Fossils. 
Pleurotoma brachystoma, Phil. 
Two specimens in the upper clay. 
Pleurotoma septangularis, Mont. 
I found one specimen in the lower clay. 
