Leptochiton longibranchiae B.I. Sirenko, 2015
Leptochiton longisetosus J.D. Sigwart& B.I. Sirenko, 2012 Vanuatu Island, New Hebrides
Leptochiton lukini B.I. Sirenko, 1990 Aleutian Islands4 mm
Leptochiton macleani B.I. Sirenko, 2015
Leptochiton matthewsianus (W.T. Bednall in W.T. Bednall& E.H. Matthews, 1906) South Australia
Leptochiton medinae (H.P. Plate, 1899) Chile, Quitralco11 mm
Leptochiton meiringae P. Kaas, 1985
Lepidopleurus melanterus A. de Rochebrune, 1884 New Zealand, Campbell Island
Leptochiton micropustulosus P. Kaas, 1994 Barbados
Leptochiton morloffsteinensis (FOSSIL) (Fiedel & Keupp, 1988 †) Germany
Leptochiton muelleri B.I. Sirenko& E. Schwabe, 2011
Leptochiton mutschkeae B.I. Sirenko, 2015
Leptochiton neocaledonicus Sirenko, 2016
Pterochiton newelli (FOSSIL) Smith, 1976 † USA, Texas, Brewster
Leptochiton nexus P.P. Carpenter, 1864 California, Redondo Beach
Leptochiton nierstraszi (E.H.J. Leloup, 1981) Madagascar5 mm
Leptochiton norfolcensis (T. Iredale& A.F.B. Hull, 1912) New Zealand
Leptochiton odhneri (J.R.M. Bergenhayn, 1931)
Leptochiton okamurai H. Saito, 2001
Stegochiton onerosus (FOSSIL) Hoare & Smith, 1984 † USA, Texas, Brewster
Leptochiton otagoensis (T. Iredale& A.F.B. Hull, 1929) New Zealand
Helminthochiton papilio (FOSSIL) Whidborne, 1892 † UK, England, Torbay
Gifuchiton pentagonus (FOSSIL) Hoare & Karasawa, 2008 † Japan, Gifu
Leptochiton pepezamorai Zalvide & al., 2004 Spain, Galicia
Oldroydia percrassa (W.H. Dall, 1894) California, Monterey Bay25 mm
Leptochiton pergranatus W.H. Dall, 1889 Florida
Leptochiton permodestus P. Kaas, 1985
Leptochiton perscitus P. Kaas, 1991 New Caledonia
Leptochiton peruvianus B.I. Sirenko, 2015
Hadrochiton pileus (FOSSIL) Hoare, 2000 † Malaysia, Perak, Batang Padang
Parachiton politus H. Saito, 1996 Okinawa
Leptochiton pseudogloriosus H.L. Strack, 1991
Parachiton puppis A.F.B. Hull, 1923
Leptochiton rarinota (J.G. Jeffreys, 1883)
Leptochiton reiectus (FOSSIL) (G.F. Laghi, 2005 †) Italy, Dolomiti