By B. Verdcourt 

By J. P. M. Brenan 

By G. Ll. Lucus 

By V. S. Summerhayes 

By R. A. Graham 

By C. H. S. Kabuye 

By G. Ll. Lucus 

By W. J. J. O. de Wilde 

By E. A. Bruce 

By R. M. Polhill 

By G. Cufodontis 

By B. Verdcourt 

By Henk J. Beentje 

By R. A. Graham 

By B. Verdcourt 

By Henk J. Beentje 

By P. Taylor 

By E. Milne-Redhead 

By J. Elffers 

By Henk J. Beentje 

By M. C. Johnstone 

By J. Lewis 

By R. A. Graham