Hyphantozyga fusiforma (FOSSIL) Hoare & Sturgeon, 1980 †
Hyphantozyga gracilis (FOSSIL) Knight, 1930 † USA, Missouri, Saint Louis
Hyphantozyga grandis (FOSSIL) Hoare & Sturgeon, 1980 †
Hyphantozyga granifera (FOSSIL) (de Koninck, 1876 †) Australia, New South Wales, Yass Valley
Hyphantozyga knighti (FOSSIL) Hoare & Sturgeon, 1980 † USA, New Mexico, Taos
Hyphantozyga matanensis (FOSSIL) Pan & Yu, 1993 † China, Guangxi, Heshan
Hyphantozyga noinskyi (FOSSIL) Mazaev, 2015 † Russia, Kirov, Sovetskiy rayon
Hyphantozyga perattenuata (FOSSIL) Hoare & Sturgeon, 1980 † USA, Ohio, Tuscarawas
Hyphantozyga pulchra (FOSSIL) Hoare & Sturgeon, 1980 † USA, Ohio, Tuscarawas
Hyphantozyga textilis (FOSSIL) Hoare & Sturgeon, 1980 †
Levizygopleura charma (FOSSIL) Pan & Erwin, 2002 † China, Guangxi, Heshan
Levizygopleura elegans (FOSSIL) Mazaev, 2015 † Russia, Kirov, Sovetskiy
Microptychis cerithiformis (FOSSIL) (F.B. Meek& A.H. Worthen, 1860 †) USA, New Mexico, Taos
Microptychis constricta (FOSSIL) (J. de C. Sowerby,1821 †) UK, England, Somerset
Microptychis expetendus (FOSSIL) Hoare & Sturgeon, 1981 † New Mexico, Valencia County
Microptychis insolita (FOSSIL) B.S. Kues, 2002 † USA, Texas, El Paso
Microptychis jacksoni (FOSSIL) Longstaff † UK, England
Microptychis occabus (FOSSIL) Hoare & Sturgeon, 1981 † USA, Ohio, Tuscarawas
Microptychis permiana (FOSSIL) Batten, 1985 † Malaysia, Perak, Batang Padang
Microptychis trochus (FOSSIL) Knight, 1930 † USA, Missouri, Saint Louis
Microptychis turbineus (FOSSIL) Hoare & Sturgeon, 1981 † USA, New Mexico, Taos
Microptychis williamsi (FOSSIL) Knight, 1930 † USA, Missouri, Saint Louis
Microptychis wrighti (FOSSIL) Longst, 1912 † UK, England, Surrey
Plocezyga abolescens (FOSSIL) Knight, 1930 † USA, Missouri, Saint Louis
Plocezyga acuminata (FOSSIL) Hoare & Sturgeon, 1980 †
Plocezyga angularis (FOSSIL) Knight, 1930 † USA, Missouri, Saint Louis
Plocezyga conica (FOSSIL) Hoare & Sturgeon, 1980 † USA, New Mexico, Lincoln
Plocezyga convertacostata (FOSSIL) Hoare, 1961 † USA, Missouri, Henry
Plocezyga cordiformis (FOSSIL) Hoare & Sturgeon, 1980 †
Plocezyga corona (FOSSIL) Knight, 1930 † USA, Missouri, Saint Louis
Plocezyga costata (FOSSIL) (Mark, 1912 †) USA, Ohio, Morgan
Plocezyga delicata (FOSSIL) Hoare & Sturgeon, 1980 † USA, New Mexico, Taos
Plocezyga excellens (FOSSIL) Hoare & Sturgeon, 1980 † USA, Ohio, Tuscarawas
Plocezyga gruendeli (FOSSIL) A. Kaim, 2004 † Poland, Czestochowa5 mm
Plocezyga indica (FOSSIL) Reed, 1944 † Pakistan, Punjab, Sargodha