Dipterosse is of a / / unaorden of insects - a single pair of membranous wings on the second ring of the chest -
Dipterosse is of a / / unaorden of insects with a pair of membranous wings, a pair of rocker arms to keep balance during the flight in the third ring, and mouth parts ready for suction or chop, as the fly and mosquito.
Diptera = to tienendos wings