A MONOGRAPH 



OF THE 



BRITISH FOSSIL TRIGONU:. 



BY 



JOHN LYCETT, L.E.C.P.E., M.E.C. S.Engl., 



MEUICAL OFFICEE OF THE BOTAL NOETHEEN SEA-BATHING INPIEMAET, SCAEBOEOUGH ; HOKOEAET 

 MEMBEE OF THE COTTESWOLD NATTJEALISTS' FIELD-CLIFB. 



LONDON: 



FEINTED FOR THE PAL^ONTOGEAPHICAL SOCIETY. 



1872—1879. 



