Abstract: This paper deals with the aphids of Geoica Hart from China. There are 5 species (subspecies) in China. Among them, two new species, G. parasetulosa Zhang et Qiao and G. necis Zhang et Qiao and one new subspecies, G. utricularia urumqiensis Qiao et Zhang are desc ribed in the paper. Detailed morphological descriptions, records of host-plants and geographical distribution, key to species from China and 24 morphological f igures are provided. All specimens including types are deposited in Institute of Zoology, the Chinese Academy of Sciences.

Key words: omoptera, Pemphiginae, Fordini, Geoica, new species, new subspecies, China