A RE-CLASSIFICATION OF THE SIMULIIDAE 

 (DIPTERA) OF AFRICA AND ITS ISLANDS 



By R. W. CROSSKEY 



CONTENTS 



Synopsis ........... 



Introduction .......... 



Material Studied ......... 



Taxonomic Characters and their Terms ..... 



Geographical Distribution of Simuliidae in Africa and its Islands 

 Characteristics and Affinities of the Simuliid Fauna of the Ethiopian and 

 Malagasy Regions ........ 



Family SIMULIIDAE Newman 



Keys to the genera of Simuliidae in Africa and its islands 



Subfamily SIMULIINAE Newman 



Tribe PROSIMULIINI Enderlein 



Genus Prosimulium Roubaud ..... 



Key to the subgenera of Prosimulium in Africa . 

 Systematic treatment of the subgenera 



Tribe SIMULIINI Newman 



Genus Metacnephia gen.n. ...... 



Genus Afrosimulium gen.n. ...... 



Genus Simulium Latreille ...... 



Keys to the subgenera of Simulium in Africa and its islands 

 Systematic treatment of the subgenera 

 Summary of the Proposed Classification of the Simuliidae of Africa and its 

 Islands ...... 



Index-catalogue of the Species-group Names of Simuliidae from the Eth 

 and Malagasy Regions .... 



Acknowledgements ..... 



References ...... 



List of Species on which the Text-figures are 

 Illustrations ... ... 



Appendix ....... 



Index to Genus-group Names 

 Index to Species-group Names . 



Based 



iopian 



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