EXPLANATION OF PLATE L A. 



LOWER PALAEOZOIC PLANTiE'- 



1 PAL^OCHORDA MINOR (M<^Coy). Natural size, from the Skiddaw-slate of Blakefell. 

 2 Another specimen, natural size, from the black Skiddaw-slate of Under Crag. 



3 PAL.EOCHORDA MAJOR (M»Coy). Natural size, from the Skiddaw-slate of Kirkfell, near 



Scawgill. 



4 CHONDRITES INFORMIS (M'^Coy). Natural size, from the grey Skiddaw-slate of Whitless. 



5 CHONDRITES ACUTANGULUS (M=Coy). Natural size, Skiddaw-slate of Low Fell, Lowes Water. 



• As the Vegetable Fossils are not described in this Volume, the reader is referred for descriptions of the Plants here figured, 

 the Quarterly Journal of the Geological Society of London, Vol. IV. p. 223. 



