Various features of the mouthparts all indicate that these things were sucking fluids from the reproductive structures of gymnosperm plants. Conrad Labandeira More Quotes by Conrad Labandeira More Quotes From Conrad Labandeira That, in turn, suggests that the two groups of insects share a genetic program for eyespot production, the last common ancestor of these insects lived about 320 million years ago, deep in the Paleozoic. So we think this must be a developmental mechanism that goes all the way back to the origins of winged insects. Conrad Labandeira science
