Penthetria Penthetria heteroptera Hyphantria penthetria Plecia avus Plecia canadensis Hyphantria Gypsonoma Chamaesphecia List of the Cenozoic life of Montana Bibionidae Paleofauna of the Eocene Okanagan Highlands Biology of Diptera List of the prehistoric life of Montana List of the prehistoric life of Colorado List of the Cenozoic life of Colorado 1959 in paleontology 1910 in paleontology Allenby Formation Cydosia 1870 in paleontology List of moths of Madagascar 1879 in paleontology 2017 in paleoentomology 1999 in paleontology 2012 in arthropod paleontology