Anisocardia chonioides Cossmann, 1886 † accepted as Miocardiopsis chonioides (Cossmann, 1886) † (original description)
Anisocardia loustaui Cossmann, 1886 † accepted as Miocardiopsis loustaui (Cossmann, 1886) † (original description)
Anisocardia subquadrata Cossmann, 1886 † accepted as Miocardiopsis subquadrata (Cossmann, 1886) † (original description)
Anisocardia tapina Cossmann, 1886 † accepted as Miocardiopsis tapina (Cossmann, 1886) † (original description)
Anisodonta depressiuscula Cossmann, 1886 † (original description)
Anisodonta oncodes Cossmann, 1886 † accepted as Fulcrella oncodes (Cossmann, 1886) † (original description)
Anisodonta sphaericula Cossmann, 1886 † accepted as Namnetia sphaericula (Cossmann, 1886) † (original description)
Anisodonta sulcatina Cossmann, 1886 † accepted as Fulcrella sulcatina (Cossmann, 1886) † (original description)
Anisodonta trigonula Cossmann, 1886 † (original description)
Arcopagia chevallieri Cossmann, 1886 † (original description)
Arcopagia stenochora Cossmann, 1886 † (original description)
Asaphinella Cossmann, 1886 † (original description)
Atopodonta Cossmann, 1886 † accepted as Callocardia (Atopodonta) Cossmann, 1886 † represented as Callocardia A. Adams, 1864 (original description)
Atopodonta tapina Cossmann, 1886 † accepted as Callocardia tapina (Cossmann, 1886) † (original description)
Cardium bouryi Cossmann, 1886 † accepted as Orthocardium bouryi (Cossmann, 1886) † (original description)
Cardium cosmetum Cossmann, 1886 † accepted as Parvicardium cosmetum (Cossmann, 1886) † (original description)
Cardium fugax Cossmann, 1886 † accepted as Parvicardium fugax (Cossmann, 1886) † (original description)
Cardium plagiomorphum Cossmann, 1886 † accepted as Parvicardium plagiomorphum (Cossmann, 1886) † (original description)
Cardium stilpnaulax Cossmann, 1886 † accepted as Orthocardium stilpnaulax (Cossmann, 1886) † (original description)
Circe goodallioides Cossmann, 1886 † accepted as Circenita goodallioides (Cossmann, 1886) † (original description)
Clementia deshayesi Cossmann, 1886 † (original description)
Corbula (Cuneocorbula) Cossmann, 1886 accepted as Cuneocorbula Cossmann, 1886 (original description)
Corbula bouryi Cossmann, 1886 † accepted as Bicorbula bouryi (Cossmann, 1886) † (original description)
Corbula pseudopisum Cossmann, 1886 † accepted as Varicorbula pseudopisum (Cossmann, 1886) † (original description)
Cultellus cuphus Cossmann, 1886 † (original description)
Cyrena deshayesi Hébert, 1848 † accepted as Corbicula cuneiformis (J. Sowerby, 1817) † (source of synonymy)
Cyrena psammocola Deshayes, 1857 † accepted as Geloina tetragona (Deshayes, 1857) † (source of synonymy)
Cyrena rugifera Cossmann, 1886 † accepted as Corbicula rugifera (Cossmann, 1886) † (original description)
Cytherea baudoni Cossmann, 1886 † accepted as Tivelina baudoni (Cossmann, 1886) † (original description)
Cytherea capsuloides Cossmann, 1886 † accepted as Tivelina capsuloides (Cossmann, 1886) † (original description)
Dollfusia Cossmann, 1886 † (original description)
Dollfusia crassa Cossmann, 1886 † (original description)
Donax oncodes Cossmann, 1886 † (original description)
Gari dollfusi Cossmann, 1886 † (original description)
Isodoma cyrenoides Deshayes, 1857 † accepted as Polymesoda (Geloina) loustauae (Mayer-Eymar, 1893) † accepted as Geloina loustauae (Mayer-Eymar, 1893) † (additional source)
Jouannetia morleti Cossmann, 1886 † (original description)
Lyonsia baudoni Cossmann, 1886 † (original description)
Mactra bernayi Cossmann, 1886 † accepted as Spisula bernayi (Cossmann, 1886) † (original description)
Mactra parameces Cossmann, 1886 † accepted as Austromactra parameces (Cossmann, 1886) † (original description)
Modiolarca translucida Cossmann, 1886 † accepted as Musculus translucidus (Cossmann, 1886) † (original description)
Neaera bouryi Cossmann, 1886 † accepted as Cardiomya bouryi (Cossmann, 1886) † (original description)
Neaera raincourti Cossmann, 1886 † accepted as Cardiomya raincourti (Cossmann, 1886) † (original description)
Neaeroporomya Cossmann, 1886 † (original description)
Oudardia barreti Cossmann, 1886 † accepted as Angulus barreti (Cossmann, 1886) † (original description)
Psammobia loustauae Cossmann, 1886 † accepted as Gari loustauae (Cossmann, 1886) † (original description)
Scrobicularia bezanconi Cossmann, 1886 † accepted as Septeuilia bezanconi (Cossmann, 1886) † (original description)
Siliqua laubrierei Cossmann, 1886 † (original description)
Soletellina brevisinuata Cossmann, 1886 † accepted as Gari brevisinuata (Cossmann, 1886) † (original description)
Sphenia cyrenoides Cossmann, 1886 † (original description)
Sphenia resecta Cossmann, 1886 † (original description)
Tellina (Cyclotellina) Cossmann, 1886 accepted as Cyclotellina Cossmann, 1886 (original description)
Tellina (Macaliopsis) Cossmann, 1886 † represented as Tellina Linnaeus, 1758 (original description)
Tellina bourdoti Cossmann, 1886 † accepted as Arcopagia bourdoti (Cossmann, 1886) † (original description)
Tellina eurymorpha Cossmann, 1886 † accepted as Arcopagia eurymorpha (Cossmann, 1886) † (original description)
Tellina fayellensis Cossmann, 1886 † accepted as Arcopagiopsis fayellensis (Cossmann, 1886) † (original description)
Tellina sellei Cossmann, 1886 † accepted as Arcopagia sellei (Cossmann, 1886) † (original description)
Tellina strongyla Cossmann, 1886 † accepted as Arcopagia strongyla (Cossmann, 1886) † (original description)
Thracia halitus Cossmann, 1886 † (original description)
Thracia microscopica Cossmann, 1886 † (original description)
Veneritapes Cossmann, 1886 † (original description)
Venus bernayi Cossmann, 1886 † accepted as Venerella bernayi (Cossmann, 1886) † (original description)