74 THE WESTPHALTAN. ETC. OF EAST (lLA:\rOEGAX. [vol. Ixxvii. 



worker sucli as the Author, who was prepared to sacrifice much for 

 the accomphshment of his investigations. 



The AuTHOE, in reply, stated that trunks from 18 inches 

 to 2 feet in diameter, with leaf-scars of Lepidodendron well 

 preserved, were found in the Seven-Foot Seam at the Cambrian 

 Collieries, Clydach Yale. The shales constituting the ' roof ' 

 immediately above the seams had been examined, but they 

 generally proved to be destitute of plant-remains Usually, the 

 fossiliferous beds were situated about (5 feet or so above. He 

 wished it to be understood that unfossiliferous beds occupied the 

 positions between all the fossiliferous horizons that he had examined. 



In conclusion, he thanked the President and Fellows for their 

 reception of his ]3aper. 



[May 13th, 1921.] 



