Order Diptera Linnaeus, 1758 - true flies, mosquitoes, gnats Brachycera Zetterstedt, 1842 Cyclorrhapha Muscomorpha Sharp, 1894 Schizophora Acalyptratae Superfamily Sphaeroceroidea Macquart, 1835 1 Family Chyromyidae Frey, 1921 2 Family Heleomyzidae Westwood, 1840 3 Family Sphaeroceridae Macquart, 1835