Crassiconcha groenlandica (FOSSIL) Frebold, 1932 † Greenland, Cape Stosch
Goniophora gymeri (FOSSIL) Liljedahl, 1994 † Sweden, Gotland
Colpomya heimeri (FOSSIL) Liljedahl, 1994 †
Goniophora hendersoni (FOSSIL) J.K. Allan, 1935 † New Zealand, Reefton
Spathella hepingensis (FOSSIL) Pojeta & al. 1986 †
Goniophora hermitagensis (FOSSIL) E.M. Fletcher, 1975 † Australia, Barrow Range
Semicorallidomus hians (FOSSIL) Isberg, 1934 † Sweden, Dalarna, Rättvik
Dceruska hispanica (FOSSIL) Kriz 2005 †
Colpomya hugini (FOSSIL) Liljedahl, 1994 † Sweden, Gotland
Modiolopsis hyacinthensis (FOSSIL) Foerste, 1924 † Canada, Quebec, Les Maskoutains
Modiolopsis inflata (FOSSIL) McCoy † UK, Wales
Cymatonota inornata (FOSSIL) Ulrich 1893 † Canada, Québec, La Vallée-du-Richelieu
Modiolodon kagawongensis (FOSSIL) Foerste, 1924 † Canada, Ontario, Manitoulin
Modiomorpha kallholniense (FOSSIL) Isberg, 1934 † Sweden, Dalarna
Modiolopsis kallholniensis (FOSSIL) Isberg, 1934 † Sweden, Dalarna
Goniophora kilmoriensis (FOSSIL) Reed † UK, Devon
Modiolopsis kullsbergensis (FOSSIL) Isberg 1934 † Sweden, Kullsberg
Goniophora lamellosus (FOSSIL) Mendes 1952 † South Africa, Western Cape, Central Karoo
Modiomorpha lata (FOSSIL) F.B. Meek, 1877 † USA, Nevada, Pershing
Taimyria ledaeformis (FOSSIL) C. Chen & T.C. Lan,1976 † China, Jiangxi, Ji'an
Cymatonota lenior (FOSSIL) Foerste, 1914 †
Modiolopsis leptaenarum (FOSSIL) Isberg, 1934 † Norway
Glossites lingualis (FOSSIL) J.W. Hall, 1885 † New Zealand, West Coast, Buller
Colpomya lokei (FOSSIL) Liljedahl, 1994 †
Taimyria longa (FOSSIL) Lutkevich, 1951 † Russia, Taimyr Peninsula
Modiolopsis manitoulinensis (FOSSIL) Foerste, 1924 † Canada, Ontario, Lake Hurron
Modiolopsis martini (FOSSIL) Reed, 1905 † UK, Wales
Modiolopsis meafordensis (FOSSIL) Foerste, 1924 † Canada, Ontario, Grey
Butovicella migrans (FOSSIL) (Barrande, 1881 †) Italy. Iglesias
Orthodesma minnesotense (FOSSIL) Ulrich, 1894 † Minnesota
Cymatonota minnesotensis (FOSSIL) (Ulrich, 1892 †) Minnesota
Modiolopsis minus (FOSSIL) (Salter MS †) UK, Scotland
Modiomorpha mitchellae (FOSSIL) Cook, 1993 † Australia, Queensland, Dalrymple
Saffordia modesta (FOSSIL) Ulrich, 1894 † USA, Minnesota, Goodhue
Modiolopsis modiolare (FOSSIL) (E. Emmons, 1842 †) United States, New York, Oneida