Two Aphid Species and Genera of the Tribe Macrosiphini (Hemiptera: Aphididae) New to the Fauna of Serbia

First records of two Macrosiphini aphid genera new to the fauna of Serbia are presented with details on their morphology, biology, and distribution, accompanied by original photographs and illustrations. Ammiaphis sii (Koch, 1855) was recorded for the first time on Falcaria vulgaris near Grocka and in the central Banat district, and Brachycorynella asparagi (Mordvilko, 1929) on Asparagus verticillatus in Zrenjanin and on A. officinalis in Slankamen. There is now a total of 397 species of aphids in Serbia.