Belonocnema fossoria

Belonocnema fossoria is a species of gall wasp that forms galls on Quercus geminata. There are both asexual and sexual generations. The asexual generation forms galls on the underside of leaves whereas the sexual generation form galls on the roots. It can be found in the United States, where it is known from Georgia and Florida. It, along with the other described Belonocnema species, have been used to study speciation.