Allorhynchidae Cooper & Grant, 1976 † (original description)
Allorhynchus Weller, 1910 † (basis of record)
Amphipella Cooper & Grant, 1969 † (additional source)
Amphipella arcaria Cooper & Grant, 1969 † (additional source)
Amphipella attenuata Cooper & Grant, 1976 † (original description)
Amphipellidae Cooper & Grant, 1976 † (original description)
Cartorhium Cooper & Grant, 1976 † (original description)
Cenorhynchia Cooper & Grant, 1976 † (original description)
Cenorhynchia atmeta Cooper & Grant, 1976 † (original description)
Cenorhynchia camerata Cooper & Grant, 1976 † (original description)
Cenorhynchia fracida Cooper & Grant, 1976 † (original description)
Cenorhynchia hebata Cooper & Grant, 1976 † (original description)
Cenorhynchia mitigata Cooper & Grant, 1976 † (original description)
Cenorhynchia nasuta Cooper & Grant, 1976 † (original description)
Cenorhynchia parvula Cooper & Grant, 1976 † (original description)
Cenorhynchia pentagonalis Cooper & Grant, 1976 † (original description)
Cenorhynchia saginata Cooper & Grant, 1976 † (original description)
Chaeniorhynchus Cooper & Grant, 1976 † (original description)
Chaeniorhynchus inauris Cooper & Grant, 1976 † (original description)
Chaeniorhynchus salutare Cooper & Grant, 1976 † (original description)
Chaeniorhynchus transversum Cooper & Grant, 1976 † (original description)
Elassonia Cooper & Grant, 1976 † (original description)
Elassonia micraria Cooper & Grant, 1976 † (original description)
Elassonia petila Cooper & Grant, 1976 † (original description)
Elassonia scitula Cooper & Grant, 1976 † (original description)
Elassonia sobrina Cooper & Grant, 1976 † (original description)
Holosia Cooper & Grant, 1976 † (original description)
Holosia ovalis Cooper & Grant, 1976 † (original description)
Holosia ovoidea Cooper & Grant, 1976 † (original description)
Holosia regularis Cooper & Grant, 1976 † (original description)
Iotina Cooper & Grant, 1976 † (original description)
Iotina minuta Cooper & Grant, 1976 † (original description)
Madarosia Cooper & Grant, 1976 † (original description)
Madarosia anterolamellata Cooper & Grant, 1976 † (original description)
Madarosia pentagona Cooper & Grant, 1976 † (original description)
Paranorellidae Cooper & Grant, 1976 † (original description)
Petasmatheridae Cooper & Grant, 1976 † (original description)
Petasmatherus Cooper & Grant, 1969 † (additional source)
Petasmatherus depressus Cooper & Grant, 1976 † (original description)
Petasmatherus mundus Cooper & Grant, 1976 † (original description)
Petasmatherus nitidus Cooper & Grant, 1976 † (original description)
Petasmatherus opulus Cooper & Grant, 1969 † (additional source)
Petasmatherus pumilus Cooper & Grant, 1976 † (original description)
Petasmatherus recticardinatus Cooper & Grant, 1976 † (original description)
Phrenophoria Cooper & Grant, 1969 † (additional source)
Phrenophoria anterocostata Cooper & Grant, 1976 † (original description)
Phrenophoria bicostata Cooper & Grant, 1976 † (original description)
Phrenophoria compressa Cooper & Grant, 1976 † (original description)
Phrenophoria corpulenta Cooper & Grant, 1976 † (original description)
Phrenophoria depressa Cooper & Grant, 1976 † (original description)
Phrenophoria incomitata Cooper & Grant, 1976 † (original description)
Phrenophoria irregularis Cooper & Grant, 1976 † (original description)
Phrenophoria nesiotes Cooper & Grant, 1976 † (original description)
Phrenophoria nudumbona Cooper & Grant, 1976 (original description)
Phrenophoria pentagonalis Cooper & Grant, 1976 † (original description)
Phrenophoria perplexa Cooper & Grant, 1976 † (original description)
Phrenophoria pinguiformis Cooper & Grant, 1976 † (original description)
Phrenophoria planifrons Cooper & Grant, 1976 † (original description)
Phrenophoria planiventra Cooper & Grant, 1976 † (original description)
Phrenophoria repugnans Cooper & Grant, 1976 † (original description)
Phrenophoria subcarinata Cooper & Grant, 1969 † (additional source)
Phrenophoria ventricosa Cooper & Grant, 1976 † (original description)
Phrenophoria vetula Cooper & Grant, 1976 † (original description)
Pontisiidae Cooper & Grant, 1976 † (original description)
Ptygmactrum Cooper & Grant, 1976 † (original description)
Ptygmactrum acutum Cooper & Grant, 1976 † (original description)
Ptygmactrum angulatum Cooper & Grant, 1976 † (original description)
Ptygmactrum depressum Cooper & Grant, 1976 † (original description)
Ptygmactrum externum Cooper & Grant, 1976 † (original description)
Ptygmactrum mordicum Cooper & Grant, 1976 † (original description)
Ptygmactrum spiculatum Cooper & Grant, 1976 † (original description)
Strigirhynchia Cooper & Grant, 1969 † (additional source)
Strigirhynchia elongata Cooper & Grant, 1976 † (original description)
Strigirhynchia indentata (Shumard, 1859) † (additional source)
Strigirhynchia transversa Cooper & Grant, 1976 † (original description)
Strigirhynchiinae Cooper & Grant, 1976 † (original description)
Tautosia Cooper & Grant, 1969 † (additional source)
Tautosia angulata Cooper & Grant, 1976 † (original description)
Tautosia distorta Cooper & Grant, 1976 † (original description)
Tautosia elegans (Girty, 1909) † (new combination reference)
Tautosia expansa Cooper & Grant, 1976 † (original description)
Tautosia fastigiata Cooper & Grant, 1969 † (additional source)
Tautosia galbina Cooper & Grant, 1976 † (original description)
Tautosia lenumbona (Stehli, 1954) † (new combination reference)
Tautosia magnisepta (Stehli, 1954) † (new combination reference)
Tautosia podistra Cooper & Grant, 1976 † (original description)
Tautosia pulchra Cooper & Grant, 1976 † (original description)
Tautosia shumardiana (Girty, 1909) † (new combination reference)
Tautosia transenna Cooper & Grant, 1976 † (original description)
Tricoria Cooper & Grant, 1976 † (original description)
Tricoria hirpex Cooper & Grant, 1976 † (original description)
Tricoriinae Cooper & Grant, 1976 † (original description)
Wellerella girtyi Cooper & Grant, 1976 † (original description)
Wellerella nitidula Cooper & Grant, 1976 † (original description)
Wellerella tetrahedra Dunbar & Condra, 1932 † (additional source)
Xenosaria Cooper & Grant, 1976 † (original description)
Xenosariinae Cooper & Grant, 1976 † (original description)