Ampullaria begini Morlet, 1889 accepted as Pila pesmei (Morlet, 1889) (original description)
Ampullaria pesmei Morlet, 1889 accepted as Pila pesmei (Morlet, 1889) (original description)
Arconaia delaportei (Crosse & P. Fischer, 1876) accepted as Hyriopsis delaportei (Crosse & P. Fischer, 1876) (basis of record)
Haminoea perrieri Morlet, 1889 accepted as Haloa wallisii (J. E. Gray, 1825) (original description)
Helicarion paviei Morlet, 1889 accepted as Megaustenia siamensis (Haines, 1855) (original description)
Hemiplecta dichromatica Morlet, 1889 accepted as Sarika siamensis (L. Pfeiffer, 1856) (original description)
Metaptera delphinus (Gruner, 1841) accepted as Hyriopsis bialata C. T. Simpson, 1900 (basis of record)
Metaptera myersianus (I. Lea, 1856) accepted as Hyriopsis myersiana (I. Lea, 1856) (basis of record)
Novaculina siamensis Morlet, 1889 accepted as Cenonovaculina siamensis (Morlet, 1889) (original description)
Pachydrobia parva (I. Lea, 1857) accepted as Rehderiella parva (I. Lea, 1857) (basis of record)
Paludina paviei Morlet, 1889 accepted as Vivipara paviei (Morlet, 1889) (original description)
Pseudodon ovalis Morlet, 1889 accepted as Thaiconcha ovalis (Morlet, 1889) accepted as Sundadontina ovalis (Morlet, 1889) (original description)
Semisinus cambojiensis (Reeve, 1861) accepted as Anentome cambojiensis (Reeve, 1861) (basis of record)
Unio dautzenbergi Morlet, 1889 accepted as Lens contradens (I. Lea, 1838) (original description)
Unio semidecoratus Morlet, 1889 accepted as Lens contradens (I. Lea, 1838) (original description)
Unio siamensis Morlet, 1889 accepted as Lens micropterus (Morelet, 1866) (original description)
Unio sutrangensis Morlet, 1889 accepted as Hyriopsis myersiana (I. Lea, 1856) (original description)

Cambodia for Helicarion paviei Morlet, 1889 
Cambodia for Paludina paviei Morlet, 1889 
Gulf of Siam for Haminoea perrieri Morlet, 1889 
Thailand for Hemiplecta dichromatica Morlet, 1889 
Thailand for Unio siamensis Morlet, 1889