198 G. LIND^^THOM, on the SILURIAX GASTKnl'(_il)A AND PTEKOrODA OF GOTLAND. 



APPENDIX A. 

 Table showing the succession of the Palaeozoic strata of Sweden. 



I. Cambrian. 



1. Oldest sandstone beds of Westrogothia etc. Eophytou and Fucoid .sandstones 



at Lugnas. 

 •1. Paradoxides-sckists. 



a) Zone of Paradoxides Kjerulji. Hyolithus. A >jMetoptomai fouiid by SCHMA- 



LESSEE accordiug to Lnsk. 



b) Farad. Oelandicus. 



c) Parad. Tessini. »Metoptomn. Banaudei Lnsn. 



d) Parad. Davidis. 



e) Parad. Forch/iainmeri. 



f) Agnostus lavigatiis. 



3. Olenus-schists. 



4. Dictyoneina-schists. 



II. Lower Silurian. 



1 . Cer atopy ge-limestone. 



2. Lower Graptolite-schists. 



3. Orthoceratite-limestone. 



a) Lower red liinestone. Pleurotomaria. 



b) Lower gray liinestone. Belleroplion. EuoniplialiLs 



c) Upper red limestone. Metoptoma. 



d) Upper gray lirnestone. Conularia. 



4. Middle Graptolite-schists. 



f). ChasinopS-liinestone. Conularia. Tremanotus. 

 B. TrinudeUS-SchistS. Phanerotinus (?j. 



7. Brachiopod-SChistS. Platyceras. 



8. Upper Graptolite-scldsts (Retiolites shale uf Borensliult etc.) Conularia. )-Patella» 



antiquissinia. Murehisonia. 



9. LepJtcena-linieStOne of Dalecarlia. Platyceras. Cyelonema. Callonema. Holopella. Subulites. 



III. Upper Silurian. 



1. Llandovery-beds near Wisby in Gotland, also at Stygfoi's and Nitsjo etc. in 



Dalecarlia. 



2. Wenlock shale and sandstone of Gotland. Signed a, see page 7. 



3. Limestone beds of Gotland, Scania and Jemtland, shale and sandstone beds 



of Scania. The Gotland beds are signed b and c on pages 7 A: 9 and 

 folio wi Hi; . 



