midrib swelling on Quercus marilandica - Contarinia undescribed-species-on-oak Mehan, Payne County, Oklahoma, USA August 6, 2015
ventral view. Although it is a bit difficult to tell from this image, the structure appears segmented. Rule is in mm.
Part of the leaf (not shown) is skeletonized, but probably not by this organism.
Images of this individual: tag all Contributed by Michael W. Palmer on 6 August, 2015 - 6:20pm Last updated 7 August, 2015 - 7:28am |