Ammonites minutus J. Sowerby, 1814 † accepted as Bellerophina minuta (J. Sowerby, 1814) † (original description)
Arca carinata J. Sowerby, 1813 † accepted as Parallelodon carinatus (J. Sowerby, 1813) † (original description)
Arca subacuta J. Sowerby, 1813 † (original description)
Avicula media J. Sowerby, 1812 † (original description)
Cardita abrupta J. Sowerby, 1815 † (original description)
Cardita striata J. Sowerby, 1815 † (original description)
Cardium elongatum J. Sowerby, 1815 † accepted as Conocardium elongatum (J. Sowerby, 1815) † (original description)
Cardium hibernicum J. Sowerby, 1815 † (original description)
Cardium hillanum J. Sowerby, 1813 † accepted as Protocardia hillana (J. Sowerby, 1813) † (original description)
Cardium nitens J. Sowerby, 1813 † accepted as Nemocardium nitens J. Sowerby, 1813 † (original description)
Cardium parkinsoni J. Sowerby, 1814 † accepted as Cerastoderma parkinsoni (J. Sowerby, 1814) † (original description)
Cardium plumstedianum J. Sowerby, 1813 † accepted as Nemocardium plumsteadianum (J. Sowerby, 1813) † (original description)
Cerithium funatum J. Sowerby, 1814 † accepted as Eotympanotonus funatus (J. Sowerby, 1814) † (original description)
Chama canaliculata J. Sowerby, 1813 † accepted as Gryphaeostrea canaliculata (J. Sowerby, 1813) † (original description)
Chama conica J. Sowerby, 1813 † accepted as Exogyra conica (J. Sowerby, 1813) † (original description)
Chama haliotoidea J. Sowerby, 1813 † accepted as Exogyra haliotoidea (J. Sowerby, 1813) † (original description)
Chama plicata J. Sowerby, 1813 † accepted as Exogyra conica (J. Sowerby, 1813) † (original description)
Chama recurvata J. Sowerby, 1813 † accepted as Exogyra conica (J. Sowerby, 1813) † (original description)
Dentalium decussatum J. Sowerby, 1814 † accepted as Fissidentalium decussatum (J. Sowerby, 1814) † (original description)
Dentalium striatum J. Sowerby, 1814 † accepted as Antalis acuticosta (Deshayes, 1826) † (original description)
Dianchora J. Sowerby, 1815 † accepted as Spondylus Linnaeus, 1758 (original description)
Dianchora lata J. Sowerby, 1815 † accepted as Spondylus latus (J. Sowerby, 1815) † (original description)
Dianchora striata J. Sowerby, 1815 † accepted as Spondylus striatus (J. Sowerby, 1815) † (original description)
Emarginula crassa J. Sowerby, 1813 (additional source)
Emarginula crassa J. Sowerby, 1813 (original description)
Euomphalus J. De C. Sowerby, 1814 † (original description)
Infundibulum echinulatum J. Sowerby, 1815 † accepted as Sigapatella echinulata (J. Sowerby, 1815) † (original description)
Mactra gibbosa J. Sowerby, 1813 † (original description)
Melania heddingtonensis J. Sowerby, 1813 † accepted as Torusanina heddingtonensis (J. Sowerby, 1813) † (original description)
Melania striata J. Sowerby, 1814 † accepted as Bourgetia saemanni (Oppel, 1856) † (original description)
Melania sulcata J. Sowerby, 1813 † accepted as Turritella terebellata Lamarck, 1804 † accepted as Torquesia terebellata (Lamarck, 1804) † (original description)
Modiola depressa J. Sowerby, 1812 † (original description)
Modiola elegans J. Sowerby, 1812 † (original description)
Modiola laevis J. Sowerby, 1812 † (original description)
Modiola pallida J. Sowerby, 1812 † (original description)
Modiola parallella J. Sowerby, 1812 † (original description)
Murex latus J. Sowerby, 1813 † accepted as Eocantharus latus (J. Sowerby, 1813) † (original description)
Mya intermedia J. Sowerby, 1814 † accepted as Panopea intermedia (J. Sowerby, 1814) † (original description)
Mya lata J. Sowerby, 1815 † accepted as Mya arenaria Linnaeus, 1758 (original description)
Mya mandibula J. Sowerby, 1813 † (original description)
Mya plana J. Sowerby, 1814 † accepted as Erodona plana (J. Sowerby, 1814) (original description)
Mya subangulata J. Sowerby, 1814 † (original description)
Mytilus amplus J. Sowerby, 1812 † accepted as Stegoconcha ampla (J. Sowerby, 1812) † (original description)
Nautilus ziczac J. Sowerby, 1812 † accepted as Aturoidea ziczac (J. Sowerby, 1812) † (original description)
Ostrea marshii J. Sowerby, 1814 † (original description)
Pecten quadricostata J. Sowerby, 1814 † accepted as Neithea gibbosa (Pulteney, 1813) † (original description)
Pecten quinquecostata J. Sowerby, 1814 † accepted as Neithea quinquecostata (J. Sowerby, 1814) † (original description)
Pectunculus costatus J. Sowerby, 1813 † (original description)
Pectunculus decussatus J. Sowerby, 1813 (original description)
Pectunculus plumstediensis J. Sowerby, 1813 † (original description)
Perna aviculoides J. Sowerby, 1814 † accepted as Gervillia aviculoides (J. Sowerby, 1814) † (original description)
Plagiostoma J. Sowerby, 1814 † (original description)
Plagiostoma gigantea J. Sowerby, 1814 † (original description)
Plagiostoma spinosa J. Sowerby, 1814 † accepted as Spondylus spinosus (J. Sowerby, 1814) † (original description)
Rostellaria lucida J. Sowerby, 1815 † accepted as Eotibia lucida (J. Sowerby, 1815) † (original description)
Scalaria acuta J. Sowerby, 1812 † accepted as Clathrus acutus (J. Sowerby, 1812) † (original description)
Scalaria semicostata J. Sowerby, 1814 † accepted as Acrilla semicostata (J. Sowerby, 1814) † (original description)
Scalaria similis J. Sowerby, 1813 accepted as Boreoscala greenlandica (Perry, 1811) (original description)
Solen affinis J. Sowerby, 1812 † (original description)
Teredo antenautae J. Sowerby, 1815 † (original description)
Trochus benettiae J. Sowerby, 1815 † (original description)
Turbo vagans † accepted as Turbo vagus Solander, 1766 accepted as Turritella vaga (Solander, 1766) † (basis of record)
Turritella brevis J. Sowerby, 1814 † (original description)
Turritella conoidea J. Sowerby, 1814 † (original description)
Turritella edita (Solander, 1766) † (new combination reference)
Turritella elongata J. Sowerby, 1814 † accepted as Haustator elongatus (J. Sowerby, 1814) † (original description)
Turritella incrassata J. Sowerby, 1814 † (original description)
Unio acutus J. Sowerby, 1813 † accepted as Carbonicola acuta (J. Sowerby, 1813) † (original description)
Unio subconstrictus J. Sowerby, 1813 † accepted as Carbonicola subconstricta (J. Sowerby, 1813) † (original description)
Unio uniformis J. Sowerby, 1813 † accepted as Pleuromya uniformis (J. Sowerby, 1813) † (original description)
Venus angulata J. Sowerby, 1814 † (original description)
Venus equalis J. Sowerby, 1813 † (original description)
Venus lineolata J. Sowerby, 1813 † (original description)
Venus planus J. Sowerby, 1813 † (original description)
Vermicularia concava J. Sowerby, 1814 † accepted as Rotularia concava (J. Sowerby, 1814) † (original description)
Vivipara [sic] accepted as Viviparus Montfort, 1810 (basis of record)
Vivipara concinna J. Sowerby, 1813 † accepted as Viviparus concinnus J. Sowerby, 1813 † (original description)

British Isles for Rostellaria lucida J. Sowerby, 1815 † 
England for Ammonites minutus J. Sowerby, 1814 † 
Great Britain for Dentalium decussatum J. Sowerby, 1814 † 
Great Britain for Dentalium striatum J. Sowerby, 1814 † 
Great Britain for Melania heddingtonensis J. Sowerby, 1813 † 
Great Britain for Melania striata J. Sowerby, 1814 † 
Great Britain for Plagiostoma gigantea J. Sowerby, 1814 † 
Great Britain for Planorbis hemistoma J. Sowerby, 1816 † 
Great Britain for Unio acutus J. Sowerby, 1813 † 
Great Britain for Unio subconstrictus J. Sowerby, 1813 † 
Great Britain for Vermicularia concava J. Sowerby, 1814 † 
Great Britain for Vivipara concinna J. Sowerby, 1813 † 
United Kingdom for Cardium elongatum J. Sowerby, 1815 † 

 Type locality

 for Planorbis hemistoma J. Sowerby, 1816 †

London (Plumstead), London, United Kingdom; Lambeth Group, late Thanetian, late Paleocene [details]

 Type locality

 for Unio acutus J. Sowerby, 1813 †

"Derbyshire" (Great Britain) [details]

 Type locality

 for Unio subconstrictus J. Sowerby, 1813 †

"Bradford in Yorkshire" (Great Britain) [details]

 Type locality

 for Vivipara concinna J. Sowerby, 1813 †

New Milton (Barton on Sea) ("Barton Cliff"), Hampshire, United Kingdom; Barton Group, late Lutetian to Bartonian, ... [details]