Aphid galls

Elm cockscomb gall aphid
Lettuce root aphid
Manzanita leaf gall aphid
Petiolegall aphid
Poplar petiolegall aphid
Poplar twiggall aphid
Poplar vagabond aphid
Spiny witch-hazel gall aphid
Sugarbeet root aphid
Witch-hazel leaf gall aphid