In 2010 a new proposed classification system for the Bivalvia was published in by Bieler, Carter & Coan revising the classification of the Bivalvia, including the subclass Paleoheterodonta. Superfamilies and families as listed by Bieler
et al. Use of
† indicate families and superfamilies that are extinct.
Subterclass: Palaeoheterodonta ===Order:
Trigoniida=== Source: • †
Beichuanioidea Liu & Gu, 1988 • †
Beichuaniidae Liu & Gu, 1988 • †
Megatrigonioidea Van Hoepen, 1929 • †
Megatrigoniidae Van Hoepen, 1929 • †
Iotrigoniidae Savelive, 1958 • †
Rutitrigoniidae Van Hoepen, 1929 • †
Myophorelloidea Kobayashi, 1954 • †
Myophorellidae Kobayashi, 1954 • †
Buchotrigoniidae Leanza, 1993 • †
Laevitrigoniidae Savelive, 1958 • †
Vaugoniidae Kobayashi, 1954 •
Trigonioidea Lamarck, 1819 •
Trigoniidae Lamarck, 1819 • †
Eoschizodidae Newell & Boyd, 1975 (syn: Curtonotidae) • †
Groeberellidae Pérez, Reyes, & Danborenea 1995 • †
Myophoriidae Bronn, 1849 (syn: Cytherodontidae, Costatoriidae, Gruenewaldiidae) • †
Prosogyrotrigoniidae Kobayashi, 1954 • †
Scaphellinidae Newell & Ciriacks, 1962 • †
Schizodidae Newell & Boyd, 1975 • †
Sinodoridae Pojeta & Zhang, 1984 ===Order:
Unionida=== Source: • Superfamily †
Archanodontoidea Modell, 1957 (placement in Unionoida uncertain) • Family †
Archanodontidae Modell, 1957 • Superfamily
Etherioidea Deshayes, 1832 • Family
Etheriidae Deshayes, 1832 (syn: Mulleriidae, Pseudomulleriidae) • Family
Iridinidae Swainson, 1840 (syn: Mutelidae, Pleiodontidae) • Family
Mycetopodidae Gray, 1840 • Superfamily
Hyrioidea Swainson, 1840 • Family
Hyriidae Swainson, 1840 • Superfamily †
Trigonioidoidea Cox, 1952 • Family †
Trigonioididae Cox, 1952 • Family †
Jilinoconchidae Ma, 1989 (placement uncertain) • Family †
Nakamuranaiadidae Guo, 1981 (syn:Sinonaiinae, Nippononaiidae) • Family †
Plicatounionidae Chen, 1988 • Family †
Pseudohyriidae Kobayashi, 1968 • Family †
Sainschandiidae Kolesnikov, 1977 • Superfamily
Unionoidea Rafinesque, 1820 • Family
Unionidae Rafinesque, 1820 • Family
Liaoningiidae Yu & Dong, 1993 (placement uncertain) • Family
Margaritiferidae Henderson, 1929 (syn:Margaritaninae, Cumberlandiinae, Promargaritiferidae) • Family †
Sancticarolitidae Simone & Mezzalira, 1997 ==References==