ETHEEIDGE DEVONIAif ROCKS AND EOSSILS. 



641 



Taele IY. (continued). 



Species. 



Atrypa aspera, Schloth 



Cyrtina heterocljta, Dcfr 



Merista plebeia, Sow , 



Orthis striatula, Schloth 



Rensseleria stringiceps, Roem 



Rhynchonella pleurodon, Phill. . . . 



pugnus, Martm 



Spirifera cui'vata, Schloth 



disjuncta, Sow 



nuda, Sow 



speciosa, Schloth 



glabra? Martin 



Spiriferina cristata, Schloth 



Stringocephalus Burtiiii, Befr. . . . 

 Streptorhynchus erenistria, Phill, 



umbi'aculum, Schloth 



Strophomena rhomboidalis, Wahl. 



Cypricardia, sp 



'Sp 



Cucullffia, sp 



Myalina, sp 



Schizodon deltoideus, Phill. 



Sanguinolaria, sp 



Solen? 



Acroculia vetusta, Sow 



Euomphalus serpens, Phill 



radiatus, Phill 



Holopella? 



Macrocheilus brevis, Sow 



Pleurotomaria 



Loxoneina 



Murchisonia 



Natica 



Conularia 



Orthoceras cylindraceum, Sow. ... 

 tentaculare, Phill 



North Devon. 



. sp 



Cyrtoceras, sp. 

 , sp 



•9ig 



be C5 



^ 



West Somerset. 



Qantock ! Croydon 

 Hills, i Area. 



'S 



< ^ 



^ 



p''^ 'y 



■ o 



^^^\^'fl 



In this Table an analysis is given of the occurrence and geo- 

 graphical distribution of the entire known fauna of the Middle 



VOL. XXIII. PART I. 2 X 



