﻿A MONOGRAPH 



OF THE 



BRITISH STB0MAT0P0B0IDS. 



BY 



H. ALLEYNE NICHOLSON, M.D., D.Sc, Ph.D., E.G.S., 



REGIUS PROFESSOR OF KATURAL HISTORY IN THE UNIVERSITY OF ABERDEEN. 



PART IV. 



TABLE OF CONTENTS, DESCRIPTION OP SPECIES, SUPPLEMENT, APPENDIX, 

 INDEX, AND GENERAL TITLE-PAGE, WITH DIRECTIONS FOR BINDING. 



Pages 203—234; Plates XXVI— XXIX. 



LONDON: 



PRINTED FOR THE PAL.EONTOGRAPHICAL SOCIETY. 



1892. 



