TABLE or CONTENTS. 



PAGE 



Inteoduction ........ iii — vii 



Description of Genera and Species ..... 1 — 50 



Appendix . . . . . . . .51 



I. List of Genera aad Species described and figured in the ' Monograph,' 1819, and 



in the ' Geological Magazine,' 1870 (names corrected) . . .51 

 II. The Genera and Species described and figured in the ' Supplemental Monograph,' 



with their occurrences in the Cretaceous Formations of Britain . . 52 



III. Ostracoda from the Upper Chalk of Thorpe, near Norwich . . .54 



IV. From the Flint-meal of a Flint at Horstead, Norfolk . . .54 

 V. From the Flint-meal of the Flints of Antrim, Ireland . . .55 



VI. From the Flint-meal of the Flints at Keady Hill, Londonderry . . 56 



VII. From the Chalk in a Well at Colchester, Essex . . .50 



VIII. Additional from the Chalk of South-east England . . . .57 



IX. In a Chalk-flint of the Mitcham Gravel . . . . .57 



X. Prom the Chalk, north-west of Kemsing, near Sevenoaks . . .57 



XI. From the Chalk-rock of Bedfordshire, Buckinghamshire, and Oxfordshire . 57 



1. From Dunstable (Bedfordsliire) . . . . .57 



2. From a Cutting on the Midland Eailway between Luton and New Millend 



Stations . . . . . . .58 



3. From West Wycombe (Bucks) . . . . .58 



4. From Chinnor (Oxfordshire) . . . . .58 

 XII. From Chalk-marl, Didcot Station, Berkshire . . . .59 



XIII. Additional from the " Detritus " at Charing, Kent . . .59 



XIV. From the Upper Greensand (Phosphate-bed), Cambridge. Enumerated by Dr. W. 



J. Sollas . . . . .59 



XV. Coll. Mr. G. E. Vine . . . .59 



XVI. From the Upper Greensand at Ventnor, Isle of Wight . . .60 



XVII. From the Upper Greensand at Warminster, Wilts . . . .60 



XVIII. From the Upper Greensand in Meux's Well, London . . .60 



XIX. From the Gault of Folkestone, Kent. Coll. F. Chapman, 1880 . . 61 



XX. Coll. F. Chapman, 1888 . . . . . .61 



XXI. Enumerated by Mr. Hilton Price . . . . .62 



XXII. From the Gault of Godstone, Surrey. Coll. F. Chapman . . .62 



XXIII. Coll. C. D. Sherborn . . . . . .63 



