Vol. VIII, pp. 97-108, pls. XII, XIII 



PROCEEDINGS 



July 20, 1893 



BIOLOGICAL SOCIETY OF WASHINGTON 



THE PALEONTOLOGY OF THE OEETA- 

 CEOUS FORMATIONS OF TEXA^ 



THE INVERTEBRATE FOSSILS OF THE 

 OAPRINA LIMESTONE BEDS 



ROBERT T. HILL 



AVASIIINGTON, D. C. 



PlBI.ISHED BY THE BlOLOGICAL SOCIKTY OF WaSIUNGTO^C 



