ammonites
Tipula decrepita Scudder 1877 (crane fly)

Insecta - Diptera - Tipulidae

Full reference: S. H. Scudder. 1877. The First Discovered Traces of Fossil Insects in the American Tertiaries. Bulletin of the United States Geological and Geographical Survey of the Territories 3:741-762

Belongs to Tipula according to S. H. Scudder 1890

Sister taxa: Tipula (Electrotipula), Tipula acourti, Tipula aemula, Tipula angustata, Tipula antiqua, Tipula bouati, Tipula callarche, Tipula carolae, Tipula carpenteri, Tipula clauda, Tipula cossmanni, Tipula curvicornis, Tipula digitifera, Tipula eocenica, Tipula eva, Tipula expectans, Tipula falco, Tipula florissanta, Tipula fmartinbrowni, Tipula gardneri, Tipula graciosa, Tipula grandis, Tipula grandissima, Tipula handlirschiana, Tipula heeriana, Tipula heilprini, Tipula hepialina, Tipula hiemalis, Tipula hooleyi, Tipula indura, Tipula inflexa, Tipula insolita, Tipula lapillescens, Tipula latahensis, Tipula limi, Tipula limiformis, Tipula longipalpis, Tipula maclurei, Tipula maculipennis, Tipula major, Tipula marioni, Tipula media, Tipula miegi, Tipula minima, Tipula needhami, Tipula nevadensis, Tipula obtecta, Tipula oleracea, Tipula paleopannonia, Tipula phoracantha, Tipula presliana, Tipula protogaea, Tipula rigens, Tipula rubiensis, Tipula scudderiana, Tipula sectorialis, Tipula sepulchri, Tipula spinistyla, Tipula spoliata, Tipula submedia, Tipula tecta, Tipula tubifera, Tipula tulameena, Tipula ungeri, Tipula varia, Tipula wilmatteae, Tipulidea distincta

Type specimen: Its type locality is Fossil Caņon, which is in a Bridgerian lacustrine - large shale in the Green River Formation of Utah

Ecology:

Average measurements (in mm): head length 0.600, wing length 8.50