SUMMARY. 



In the whole of this list between 20 thousand and 21 thousand 

 species are enumerated. In the following synopsis some East 

 African species are included with those from West and South Africa, 

 some of the Madagascar species inhabit also the two neighbouring 

 islands, and the species assigned to Australasia or the Indian Archi- 

 pelago include a few from islands in the Pacific Ocean. 



Europe ----- 5096 



Europe, West Asia -- 7 



Europe, Siberia - ■ - - - - - - - 8 



Europe, Siberia, North America ----- I 



Europe, North Africa ---_-_- 4 



Europe, North America ------ 27 



Europe, North America, South America - 2 



Europe, North America, Madeira, Ceylon, New Zealand - 1 



Europe, North America, South Africa, Hindostan, Australia 1 



Europe, Africa, Asia, Australia, New Zealand - - - - 1 



Europe, Africa, Asia, Australasia ----- 1 



Europe, Africa, Asia, Australia - - - - - 2 



Europe, Africa, Asia, New Zealand - 1 



Europe, South Africa, Hindostan - - - - - 4 



Europe, America, Asia --._-- 1 



Europe, America, Africa, Asia ------ 1 



Europe, South America, Australia 2 



