35 



" Fossils occur plentifully at the following places : — 



" ist. In dark grey shales at the western side of the old pier at 

 Cultra. (Carboniferous Slate.) 



" 2nd. In dark grey shales close to the great boulder under 

 Dalchoolin. (Carboniferous Slate.) 



" 3rd. In shales and limestones under Mayfield Cottage. 



" 4th. In thin bedded limestone under Rose Cottage. (Permian 

 of Irish Geological Survey.) 



"The following is a list of the fossils collected at the above 

 stations : — 





W. of Pier at 



Cultra. 



W. of Boul 

 der under 

 Dalchoolin 



Under 

 Mayfield 

 Cottage 



Under 

 Rose 



Cottage 





* 

 * 



* 

 # 



* 



# 

 * 



* 



* 

 * 



* 

 * 



# 



* 



* 



* 



... 



1 ! 

 * 



... 



* 

















Psammodus rugosus, Ag. 



Orthoceras inaequiseptum, Phil 



„ 



Natica ampliata, Phil 





Pleurotomaria Yvanni, Lev 





M. Sulcata, M'Coy. sp 





Loxonema sulcatula, M'Coy 



Euomphalus sp 



* 











Rhynchonella pleurodon, Phil 



Lithodendron junceum, Fhm . sp 



* 



Fenestella irregularis, Phil. 





Leperditia Okeni, Miins. Var. Scoto- 



burdigalensis . 



Kirkbya costata, AP Coy 





Plant Remains 





" Of the above fossils the following may be mentioned as of 

 special value in helping to define the age of some of the beds : — 



" Orthoceras iiiceqjiisefitum — The discovery of this well-marked 

 Carboniferous cephalopod in the limestone under Rose Cottage, 



