GEOLOGY AND PALEONTOLOGY OF THE SCHOHARIE VALLEY 115 



Fig. 19 Spirifex' eriensis var. 



Fig. 20 Spirifer 

 corallinensis, 

 pedicle valve 



Fig. 21 Camarotoechia hudsonica 



Fig. 23 Stropheodonta varistriata 



D W 



Fig. 24a Leperditia 

 alt a 



^ 



- ^ 



Fig. 22 Stroraatopora cf. antiqu! 



Fig. 24 Spirifer vanuxemi 



