STRATIGRAPHICAL DISTRIBUTION. 



89 



STRATIGRAPHICAL DISTRIBUTION OF 



AND 



Akenig. 



Sinuites? ramseyensis (Hides). 



„ discoides, sp. nov.? 

 Oxydiscus? llanvirnensis (Hicks). 



„ r perturbatus (Sow. ). 

 Tetranota hippopus (Salt.). 

 Bellerophon ? solvensis, Hicks. 

 Budleigh (■ Cyrtolites budleighensis, sp. nov. 

 Salterton \ Bellerophon, sp. 



Bala (including Llandeilo). 

 Sinuites anceps (Salt. MS.). 

 „ bilobatus (Sow.). 

 „ crypticus, Reed. 

 ,, pseudocompressus, sp. nov. 

 ,, pusgillensis, sp. nov. 

 ,, semirugosus (Salter MS.). 

 ,, soudleyensis, sp. nov. 

 sp. 

 Oxydiscus acutus (Sow.). 



,, ? llanvirnensis (Hicks). 



? perturbatus (Sow.). 

 Cyrtolites nodosus (Salt.). 



sp. 

 Bucania, sp. 



KoJcenospira lingualis (Salt.). 

 „ latidorsata, sp. nov. 



secunda (Reed). 

 Bucaniopsis nicoli, sp. nov. 

 Conradella sladensis, Reed. 

 Salpingostoma multirugatum (Reed). 



sp. 

 Carinaropsis maccoyi, sp. nov. 



Llandovery. 



Cyrtolites nodosus (Salt.), var. nov. Han- 

 dover iana. 



THE BELLEROPHONTACEA IN ENGLAND 

 WALES. 



Bucaniella quadrisulcata, sp. nov. 



,, trilobata (Sow.). 



KoJcenospira credibilis, sp. nov. 

 Bellerophon wenlockensis, Sow., var. 

 Bucaniopsis ?, sp. 

 Cymbularia carinata (Sow.), var. 



turnbulli, sp. nov. 

 Zonidiscus, sp. 

 Trematonotus dilatatus (Sow.), var. 



Wenlock. 



Bucaniella trilobata (Sow.), 

 KoJcenospira subdecussata (McCoy). 

 Temnodiscus fletcJieri, sp. nov. 



„ mon ilifer, sp. nov. 



salopiensis, sp. nov. 

 Bellerophon globulus, Lindstr. 



,, ledburiensis, sp. nov. 



„ wenlockensis, Sow. 



Bucaniopsis? cf. latevittatus, Lindstr. 

 Cymbularia merita, sp. nov. 

 Trematonotus dilatatus (Sow.). 



Ludlow. 



Bucaniella trilobata (Sow.). 

 Bellerophon globulus, Lindstr. 



,, ruthveni, Salt. MS. 



Temnodiscus murchisoni (D'Orb.). 



,, solitarius, sp. nov. 



Bucaniopsis expansus (Sow.). 

 Cymbularia carinata (Sow.). 



,, cf. fastigiata (Lindstr.). 



Salpingostoma? infundibulum, Salt. MS. 

 Trematonotus aymestriensis (Sow.). 

 „ dilatatus (Sow.). 



ORDOVICIAN SPECIES OF BELLEROPHONTACEA FROM TYRONE, IRELAND. 



Bala. 



Sinuites bilobatus (Sow.) ? 

 „ eloiujatus (Portlock). 

 „ subrectangularis, sp. nov. ? 



KoJcenospira lingualis (Salt.). 

 Cymbularia alata (Portlock). 

 Salpingostoma asteroideum, sp. nov. ? 

 Trematonotus portlocJci, sp. nov. 



[Note. — The Silurian species of Bellerophontacea occurring in Ireland are not sufficiently known to 

 give a satisfactory list.] 



12 



