SUPPLEMENT* TO THE FOSSIL TRIGONIiE. 



DIRECTIONS TO THE BINDER. 



The Supplement to the Monograph of the Fossil Trigonise will be found in the Publications of the 

 Palaeontographical Society issued for the years 1881 and 1883. 



ORDER OF BINDING AND DATES OF PUBLICATION. 



PASES 



PIATES 



ISSUED IN VOL. 

 FOE YEAE 



PUBLISHED 



Title-page 

 1—3 

 5—19 



I-IV 



1883 



1881 

 1863 



October, 1883 

 May, 1881 

 October, 1883 



* The previous portions of the Monograph of the British Fossil Trigonise will be found in the 

 Publications of the Palseontographical Society issued for the years 1872, 1874, 1875, 1877, and 1879. 



