Blattläuse (Homoptera: Aphidina) von den Azoren und von Madeira

Abstract

Of the 17 aphid species collected in 1957 by Prof. Dr. Per Brinck and Prof. Dr. Erik Dahl, 16 came from the Azores where as only one, Dysaphis emicis (Mimeur), was from Madeira. The bulk of the species is of worldwide distribution or occurs both in Europe