A new spanish species of the genus acyrthosiphon (homoptera, aphididae) living on echinospartium (leguminosae)

P. 356-369We describe the parthenogenetic apterae of Acyrthosiphon erice­ torum H .R .L. ,of "'hich only the oviparae and males living on Genista "'ere previously kno"'n . We also describe a ne"' species of the same group: Acyrthosiphon echinospartii sp. nov . from parthenogenetic ap rae and alatae found on Echinospartium lusitanicum in Orense pro­ vince , Galicia ( NW Spain ) . We comment on the taxonomic status of both species, "'ich belong to a group of species of Acyrthosiphon that live on Leguminosae and are similar to Acyrthosiphon pisumS