36 POST-TERTIARY ENTOMOSTRACA. 



fossiliferous glacial beds of the west of Scotland, with the exception of Loxoconcha elliptica, 

 a brackish water form, which was probably washed into it from the upper mud. 



In the lower clay the following Ostracoda were found. 



Cy there castanea, G. 0. Sars. 



— viridis, Miiller. 



— Clutha, n. sp. 



— (/lohulifera, Brady. 



— villosa (G. 0. Sars). 



— concinna, Jones. 



— Dunehnensis (Norman). 

 Cytheridea punctiUata, Brady. 

 Loxoconcha eUiptica, Brady. 

 Cythenira niyrescens (Baird). 



— undata, G. O. Sars. 

 Cytheropteron latissimum (Norman). 



— Montrosiense, n. sp. 



— elonyatmn, n. sp. 

 Bythocythere simplex (Norman). 



— co?istricta, G. 0. Sars. 

 Sclerochihs contortus (Norman). 

 Paradoxosfoma variahile (Baird). 

 Poly cope orbicularis, G. 0. Sars. 



6. Rowan Bridge, Glasgow and Paisley Canal. 



The shell-clay appears about 100 yards to the west of this bridge. The clay is of a 

 grey colour, and when dry consists of 89 per cent, fine mud, and 11 per cent, debris of 

 shells, with gravel and sand. Mytilus edidis is abundant, and is associated with Tellina 

 calcarea, and the usual species belonging to the arctic clays. 



Height above the sea forty-six feet. 



The following Ostracoda were found : 



Cythere pellucida, Baird. 

 — viridis, Muller. 



