Guppy Reprint 



83 



Page no 



been found in one of the quarries near Portofspain, but I 

 have not seen it. It might throw some light upon the ques- 

 tion. Unfortunately, no fossil that I have seen is sufficiently 

 decided in its characters for me to pronounce more certainly 

 upon the subject. The discovery of a trilobite, a graptolite, 

 or an ammonite, would relieve us from a great deal of per- 

 plexity, and I feel great faith that some such evidence will 

 be forthcoming eventually. 



Some of the beds of the blue limestone have a strong 

 resemblance to certain varieties of oolite. A section of this 

 exhibits a number of very closely packed elongate-oval 

 opaque-grey grains, embedded in a darker material. When 

 this rock is weathered, the grains are dissolved out and the 

 intermediate material remaining bears a resemblance to 

 Stromatopora or Eozoon. 



Organic Remai?is from the Blue Limesto?ie. 



? Murchisonia, two or three species. Leptodomus species. 

 ? Loxonema species. 



also a massive reef-coral and many serpuline fossils. 



II. On the discovery of tertiary Coal at Wieliams- 

 vieee, Savanagrande. By R. J. Lechmore Guppy, 

 F.L.S.. F.G.S., etc. 



Preliminary Notice. 



A short account of the Coal Bed discovered at Williams- 

 ville maybe of interest to the members of the Association. 

 A visit to the spot where the bed is being worked enabled 

 me to take a few notes with respect to it. 



