FOSSILS OF THE BEITISH ISLANDS 



STRATIGRAPHICALLY ARRANGED. 



PART I. 



PALEOZOIC. 



CAMBRIAN AND SILURIAN SPECIES. 



Abbreviations used in the heading to the several columns of Strata. The names not abbreviated explain themselves. 



Har. St. David's = Harlech and St. David's beds, including the Longmynd, 

 Llanberris, and Bray Head series, or Lowest Cam- 

 brian rocks of England, Wales, and Ireland. 



Low. Llandovery = Lower Llandovery. 



Up. Llandovery = Upper Llandovery or May Hill beds. 



Woolhope Lmst. = Woolhope Limestone. 



Wenlock Lmst. = Wenlock Limestone. 



Aymestry Lmst. = Aymestry Limestone. 



Tilest. & Passage = Passage beds and Downton Sandstones. 



Pass up. To show that the species passes to the next formation. 



PALAEOZOIC. 



PLANTS. 



CAMBRIAN AND SILURIAN. 



p 



