] A MONOGRAPH 



or THE 



BRITISH FOSSIL 



BIVALVED ENTOMOSTEACA 



FROM THE 



CARBONIFEROUS FORMATIONS. 



/ 



BY 



PROFESSOR T. RUPERT JONES, F.R.S., G.S., &c. &c. 

 JAMES W. KIRKBY, ESQ., &c. &o. ; 



AND 



PROFESSOR GEORGE S. BRADY, M.D., F.R.S., F.L.S., &c. &c. 



PART I. 



THE CYPRIDINADiE AND THEIR ALLIES. 



LONDON : 



PRINTED FOR THE PAL^ONTOGEAPHIGAL SOOTETY. 



1874—1884. 



