SILURIAN SYSTEM: ZEBINGY1 STAGE. 177 



Zebingyi Fauna — conUl. 





Horizon 



and Distribution of Species 









OR NEAREST ALLY. 







Nearest Allies. 



N. Europe 



Great Bri- 

 tain. 



Bohemia. 



N. America. 



Remarks. 



f D. ser talis Barr. . 







Wk. 







C D. inflatula Barr. 







Wk. 





? L. Dev. Ural. 



( V. tumescens Barr. 







Wk. 







^_ V. holiemica Barr. 







Wk. 







1 T. acuarim Richter 







L. Dev. 















L. Dev. Harz. 



— 





Wk. 





Lw. 



U. Sil., N. 8. 

 Wales. 













L. Dev., Harz. 













L. Dev., Harz. 



{^0. distans Sow. 



Cc. 



L.-Lw. 













Lw. 













Ly.-Lw. 









Ph. Hammanni Brongn . 







L. Dev. 







N 



