308 PEOCEEDIlirGS OF THE GEOLOGICAL SOCIETY. 



Table XVIII. (continued). 



Fossils. 



1 



1 



t 



6 



OS 



8 



o 



2 



1 



CD 



CO 



3 



! 



o 



CD 



1 



4 



03 



1 



o 



1 



5 



1 



1 



1 



6 



CO 



I 



7 



6 



1 



Sib 



in 



(D 



PR 



8 



t 

 o 



h 



5 



9 



6 



o 



Pi 



1 



10 



3 



8 



3 



11 



OQ 

 © 



m 



8 



CS 



12 



CO 

 (D 



s 



1 



B 



T 

 T 



T 



T 



T 

 T 

 T 

 T 



C 

 C 



c 



13 



oi 



% 



g 



T 



C 

 C 



c 



Modiolopsis undulostriatus 



sp. ind 



sp. ind 



Modiola obtusa 



Orthonota contracta 



curta 



nasuta 



parallela 



pholadis 



Cleidophorus planulatus 



Nuculites inflata 



faba 



Nucula alta 



... 







c'l 



ci 



HR 

 HR 



U 



u 



cs 



OS 



cs 

 cs 

 cs 



cs 

 cs 



cs 



HR 



... 



HR 



HR 

 HR 



HR 



c'l 



N 



HR 

 HR 



cl 



HR 



HR 

 HR 

 HR 



t 



donaciformis 



levata 



poststriata 



Lyrodesma plana 



pulchella 



Cardiomorpha retusta 



Edmondia ventricosa 



subtruncata 



subangulata 



Pyrenomseus cuneatus 



Cypricardia angustifrons 



modiolaris 



indenta 



sinuata 



G-ASTEROPODA. 



Euomphalus uniangulatus 



sulcatus (Devon. ?) (w) 



... 



Loxonema Boydii 



Ophileta levata 



compacta 



complanata 



Maclurea labiata 



magna 



matutina(Oph.) 



sordida (Oph.) 



Raphistoma striata 



planistria 



staminea 



striata (Macliirea) 



Scalites angulatus 



Cyclonema obsoleta 



Silico-magnesian limestones. 



