POST-TERTIARY FOSSILIFEROUS DEPOSITS. 



53 



Cythere pulchella, Brady. 



— villosa (G. 0. Sars). 



— concinna, Jones. 



— angulata (G. 0. Sars). 



— tuberculata (G. 0. Sars). 



— limicola (Norman). 

 Cytheridea punctillata, Brady. 



— papulosa, Bosquet. 

 Eucythere Argus, G. 0. Sars. 



— dedivis (Norman). 

 Loxoconcha tamarindus (Jones). 



— impressa (Baird). 

 Cytherura niyrescens (Baird). 



— similis, G. 0. Sars. 



— undata, G. O. Sars. 



— striata, G. O. Sars. 



— Sarsii, Brady. 



— clathrata, G. O. Sars. 

 Cytheropteron latissimum (Norman). 



— nodosum, Brady. 



— angulatum, Brady and Robertson. 

 Sclerochilus contortus (Norman). 

 Paradoxostoma variabile (Baird). 



13. KiLCHATTAN, ISLE OF BuTE. 



The deposit lies at the north-west side of Kilchattan Bay, beyond tide-mark, and 

 dips seaward. Taking the beds in descending order, we find — 



I. — Peaty mould : about 1 foot. 

 II.— Gravel : 3 to 5 feet. 

 IIL—Muddy sand : 4 to 6 feet. 

 IV. — Grey laminated clay : 6 to 7 feet. 



v.— -Reddish Boulder Clay : depth unknown. 



