Notes on Some New Forms of Aphidounguis Pomiradicicola

The seven forms of Aphidounguis pomiradicicola Zhang et Hu, fundatrix, alate fundatrigeniae, virginogeniae (apterous alienicolae), alate sexupara, sexual female, sexual male and egg are described in this paper. Alate fundatrigeniae are alate viviparous females from primary hosts, Ulmus sp. Virginogenia are apterous viviparous females from secondary hosts, Malus sp. Alate sexupara are alate viviparous females from secondary hosts. All forms are firstly described, except for alate fundatrigeniae. All specimens studied are deposited in Institute of Zoology, Chinese Academy of Sciences.