Alycaeus jousseaumei de Morgan, 1885 (additional source)
Alycaeus kapayanensis de Morgan, 1886 accepted as Stomacosmethis kapayanensis (de Morgan, 1886) (original description)
Alycaeus thieroti de Morgan, 1886 accepted as Pincerna thieroti (de Morgan, 1886) (original description)
Ampullaria perakensis de Morgan, 1886 accepted as Pila scutata (Mousson, 1848) (original description)
Ampullaria wellesleyensis de Morgan, 1886 accepted as Pila scutata (Mousson, 1848) (original description)
Ariophanta kintana de Morgan, 1886 accepted as Dyakia kintana (de Morgan, 1886) (original description)
Ariophanta lahatensis (de Morgan, 1885) accepted as Hemiplecta lahatensis (de Morgan, 1885) (basis of record)
Aulopoma lowi de Morgan, 1885 accepted as Platyrhaphe lowi (de Morgan, 1885) (additional source)
Bithinia kintana de Morgan, 1886 accepted as Bithynia siamensis siamensis I. Lea, 1856 (original description)
Cyclophorus lahatensis de Morgan, 1886 accepted as Opisthoporus lahatensis (de Morgan, 1886) (original description)
Cyclotus dautzenbergi de Morgan, 1886 accepted as Cyclotus solutus solutus (Stoliczka, 1872) (original description)
Ellobium penangense de Morgan, 1886 (original description)
Gaeotis douvillei de Morgan, 1886 (original description)
Hapalus jousseaumei de Morgan, 1886 accepted as Curvella jousseaumei (de Morgan, 1886) (original description)
Helicarion lowi de Morgan, 1886 accepted as Baiaplecta lowi (de Morgan, 1886) (original description)
Hemiplecta leechi de Morgan, 1886 accepted as Quantula striata (J. E. Gray, 1834) (original description)
Hybocystis jousseaumei de Morgan, 1885 accepted as Pollicaria elephas (de Morgan, 1885) (additional source)
Lagochilus swettenhami de Morgan, 1886 accepted as Lagocheilus swettenhami de Morgan, 1886 (original description)
Macrochlamys bartoni de Morgan, 1886 accepted as Tanychlamys bartoni (de Morgan, 1886) (original description)
Macrochlamys hatchongi de Morgan, 1886 accepted as Tanychlamys hatchongi (de Morgan, 1886) (original description)
Macrochlamys iousoufi de Morgan, 1886 accepted as Macrochlamys hatchongi de Morgan, 1886 accepted as Tanychlamys hatchongi (de Morgan, 1886) (original description)
Macrochlamys pataniensis de Morgan, 1886 accepted as Pseudoplecta bijuga (Stoliczka, 1873) (original description)
Melampus crossei de Morgan, 1886 (original description)
Oxytes sakaya de Morgan, 1886 accepted as Hemiplecta sakaya (de Morgan, 1886) (original description)
Petasia bouryi de Morgan, 1886 accepted as Bradybaena bouryi (de Morgan, 1886) (original description)
Philidora de Morgan, 1886 accepted as Obba H. Beck, 1837 (original description)
Philidora hardouini (de Morgan, 1885) accepted as Trachia hardouini (de Morgan, 1885) (basis of record)
Philidora wrayi de Morgan, 1886 accepted as Trachia wrayi (de Morgan, 1886) (original description)
Pseudodus [sic] accepted as Pseudodon A. Gould, 1844 (basis of record)
Pseudodus chaperi de Morgan, 1886 accepted as Sundadontina cumingii (I. Lea, 1851) (original description)
Pseudonenia kapayanensis de Morgan, 1886 accepted as Phaedusa filicostata kapayanensis (de Morgan, 1886) (original description)
Pterocyclos regelspergeri (de Morgan, 1885) accepted as Spiraculum regelspergeri (de Morgan, 1885) (basis of record)
Pupina lowi de Morgan, 1886 (original description)
Pupina tchehelensis de Morgan, 1886 (original description)
Rhiostoma jousseaumei de Morgan, 1886 accepted as Pterocyclos jousseaumei (de Morgan, 1886) (original description)
Sermyla chaperi de Morgan, 1886 accepted as Brotia episcopalis (I. Lea & H. C. Lea, 1851) (original description)
Sermyla perakensis de Morgan, 1886 accepted as Brotia episcopalis (I. Lea & H. C. Lea, 1851) (original description)
Sidula aurisfelis (Bruguière, 1789) accepted as Cassidula aurisfelis (Bruguière, 1789) (basis of record)
Sidula mustelina (Deshayes, 1830) accepted as Cassidula mustelina (Deshayes, 1830) accepted as Cassidula nucleus (Gmelin, 1791) (basis of record)
Stenogyra swettenhami de Morgan, 1886 accepted as Paropeas swettenhami (de Morgan, 1886) (original description)
Stenothyra hardouini de Morgan, 1886 (original description)
Unio perakensis de Morgan, 1886 accepted as Rectidens sumatrensis (Dunker, 1852) (original description)
Xesta malaouyi de Morgan, 1886 accepted as Hemiplecta malaouyi (de Morgan, 1886) (original description)

Malay Peninsula for Hemiplecta leechi de Morgan, 1886 
Malay Peninsula for Pseudonenia kapayanensis de Morgan, 1886 
Peninsular Malaysia for Pterocyclos regelspergeri (de Morgan, 1885)