Arnoldiola trotteri (Kieffer, 1909)
on Quercus
parasite
Gall similar to the one by Janetia pustularis, but the larva is white. Its spatula is yellow with triangular lobes, separated by an acute incision.
hostplants
Fagaceae, monophagous
Quercus cerris.
distribution within Europe
Italy.
synonyms
Arnoldia trotteri.
references
Gagné & Jaschhof (2014a), Kieffer (1909a), Skuhravá & Skuhravý (1994a), Skuhravá, Skuhravý & Dengler (1997a).