48 Praeger — Fossils at Alexandra Dock ^Belfast 
Cytbere antiquata, Baird. 
Frequent in the blue clay. 
Cythere Jonesii, Baird . 
Diffused through the blue clay. 
Cytbere Whiteii, Baird. 
Blue clay, rare. Not now found in the lough. 
* loxoconcba guttata, Norman. 
Plentiful in the Estuarine Clay. It also occurred sparingly in the sand 
both above and below the peat bed, and in the red sand was very rare. 
Loxoconcha impressa, Baird. 
Not uncommon in the blue clay. 
Cytberura nigrescens, Baird. 
In the blue clay, abundant. 
Cytberura striata, G. 0. Sars. 
Not at all common. 
Cytberura undata, G. 0. Sars. 
Yery scarce in the clays. 
Paradoxostoma ensiforme, Brady. 
Blue clay, frequent. 
* Paradoxostoma Fischeri, G. 0 Sars. 
Rare in the Estuarine Clay. Yery rare in our present waters. 
Pinus sylvestris, Linn. 
Cones and branches of the Scotch Fir occurred in the submerged peat. 
Quercus Robur, Linn. 
A few houghs in the peat. 
Alnus glutinosa, Gaert. 
Occasional seed vessels in the peat. 
Salix alba, Linn. 
Boughs and stumps, which, I believe, belonged to this species, were 
abundant in the peat. 
Corylus Avellana, Linn. 
Hazel nuts were of frequent occurrence in the peat, and were quite 
plentiful in certain thin layers in the top clay. 
Iris pseud-acorus, Linn, 
Leaves and fruit in the peat. 
Zostera marina, Linn. 
The Grass -wrack is very abundant in the lower clay* 
Pteris aquilina, Linn . 
Rhizomes of the Bracken were not uncommon in the peat bed. 
