Acari: Eriophyoidea - gall mite Aceria macrorhyncha Gall on Acer pseudoplatanus, Sycamore Host: Acer pseudoplatanus Very rarely found on Acer campestre, monspessulanum, opalus, platanoides, saccharinum, tataricum

Aceria macrorhyncha
Badbury Rings, Dorset. June 2019