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3. The, Invertebrate Fauna and Palceontological Relations of the 

 Uitenhage Series. By F. L. KITCHIN, M.A., Ph.D., F.G.S. 



CONTENTS. 



PAGE 



I. INTRODUCTION 21 



II. THE AGE OF THE FAUNA. 



(a) Summary of Previous Work ... ... ... ... 25 



(b) Additional Evidence for Age ... ... ... 30 



III. COMPARISON WITH EXTRA-EUROPEAN FAUNAS. 



(a) Possible Traces of a Belated Fauna in the South- 



west of Madagascar ... ... ... ... 39 



(b) Comparison ivith the Fauna of the Oomia Group in 



Cutch ... ... ... ... ... ... 39 



(c) Traces of a Related Fauna in the Godavari District 



and in Hazara (N. W. Himalayas) ... ... 46 



(d) Neocomian in German East Africa ... ... ... 46 



(e) Neocomian in South America ... ... ... ... 49 



IV. THE DISTRIBUTION OF THE UITENHAGE FAUNA IN EELA- 



TION TO SOME THEORETICAL QUESTIONS ... ... 51 



V. DESCRIPTIONS, CRITICAL NOTES, AND LISTS OF FOSSILS 60 



VI. SUMMARY OF EESULTS 227 



VII. LIST OF WORKS CITED 233 



I. INTEODUCTION. 



THE marine invertebrate fossils collected in 1900 by Mr. A. W. 

 Eogers and Mr. E. H. L. Schwarz from the Uitenhage Series, and 

 forwarded to me by Mr. Eogers on behalf of the Geological Commis- 

 sion, were found at localities near Uitenhage and below this on the 

 Zwartkop's Eiver, and in the valley of the Sunday's Eiver near and 

 below Dunbrodie. Further materials have been sent from the South 



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