88 POST-TERTIARY ENTOMOSTRACA. 



exceedingly numerous, Scrobicularia piperata being the characteristic molhisc, and they 

 are not associated with any Arctic forms. 



The following Ostracoda were found : 



Cythere pellucida, Baird. 



— lutea, Miiller. 



— villosa (G. O. Sars). 

 Cytheridea punctillata, Brady. 

 Loxoconcha guttata (Norman). 

 Cytlierura clathrata, G. 0. Sars. 

 Cytheropteron nodosum, Brady. 



3. Bridge op Allan. 



About half a mile from the Bridge of Allan, on the north side of Allan Water, the 

 river cuts through a bank in which the Ostrea edulis bed is exposed a few feet below the 

 surface. 



The following Ostracoda were found : 



Potamocyprisfulva, Brady. 

 Cythere pellucida, Baird. 



— cribosa, no v. sp. 



— viridis, Midler. 



— ■ villosa (G. 0. Sars). 



— angulata (G. 0. Sars). 



— cuneiformis, Brady. 



— tuber cuhta (G. 0. Sars). 



— Dunelmensis (Norman). 

 Eucytliere Argus (G. 0. Sars). 

 Loxoconcha guttata (Norman). 



— tamarindus (Jones). 

 Cytherura undata, G. 0. Sars. 



— nigresceiis (Baird). 

 Cytheropteron latissimum (Norman). 

 Sclerochihs contortus (Norman). 



