108 GEOLOGY AND PALEONTOLOGY OF THE WEST INDIES. 



species common to other formations is not great enough to justify using 

 the statistical method of correlation. The fossil horizon of Anguilla is 

 evidently intermediate in age between the Oligocene deposits at Bain- 

 bridge and the Bowden marl, and its stratigraphic position is probably 

 not far from that of the Tampa limestone of Florida. 



Species from Anguilla. 



