DESCRIPTION OF SAMPLES 



in certain Carnegie bottom samples 



marked with an asterisk (*), which were made by the author 



49 



Station 



26 27 



29 



31 34=* 35 



36 41 44^ 45 



59 



62 



81= 



82 85 



R* 



VC? 



c? 



R 

 C? 



R* 

 R* 



C 

 C 



R 

 R? 



R* 



