Aspastus albolabris (Brazier, 1895) (basis of record)
Aspastus miltocheilus (Reeve, 1848) (basis of record)
Aspastus miltocheilus manugiensis (B. Rensch, 1934) (basis of record)
Aspastus miltocheilus mayri Clench, 1941 (basis of record)
Aspastus miltocheilus paravicinii (B. Rensch, 1934) (basis of record)
Aspastus miltocheilus stramineus (Brazier, 1895) (basis of record)
Aspastus sellersi (J. C. Cox, 1872) (basis of record)
Bulimus (Placostylus) hobsoni J. C. Cox, 1892 accepted as Eumecostylus uliginosus (Kobelt, 1891) (source of synonymy)
Bulimus hombroni Crosse, 1871 accepted as Placocharis founaki (Hombron & Jacquinot, 1847) accepted as Eumecostylus founaki (Hombron & Jacquinot, 1847) (source of synonymy)
Bulimus paletuvianus Gassies, 1859 accepted as Placocharis founaki (Hombron & Jacquinot, 1847) accepted as Eumecostylus founaki (Hombron & Jacquinot, 1847) (additional source)
Bulimus rhizophorarus Gassies, 1871 accepted as Placocharis founaki (Hombron & Jacquinot, 1847) accepted as Eumecostylus founaki (Hombron & Jacquinot, 1847) (source of synonymy)
Eumecostylus almiranta (Clench, 1941) (basis of record)
Eumecostylus calus (E. A. Smith, 1892) (basis of record)
Eumecostylus cleryi (Petit de la Saussaye, 1850) (basis of record)
Eumecostylus cylindricus (Fulton, 1907) (basis of record)
Eumecostylus foxi (Clench, 1950) (basis of record)
Eumecostylus fraterculus (B. Rensch, 1934) (basis of record)
Eumecostylus gallegoi (Clench, 1941) (basis of record)
Eumecostylus gardneri Delsaerdt, 2010 (original description)
Eumecostylus hargravesi (J. C. Cox, 1871) (basis of record)
Eumecostylus kirakiraensis (B. Rensch, 1934) (basis of record)
Eumecostylus phenax (W. F. Clapp, 1923) (basis of record)
Eumecostylus sanchristovalensis (J. C. Cox, 1870) (basis of record)
Eumecostylus scottii (J. C. Cox, 1873) (basis of record)
Eumecostylus uliginosus (Kobelt, 1891) (basis of record)
Eumecostylus unicus (B. Rensch, 1934) (basis of record)
Eumecostylus vicinus (B. Rensch, 1934) (basis of record)
Eumecostylus vicinus backhuysi Delsaerdt, 2010 (original description)
Placocharis acutus (Clench, 1935) accepted as Eumecostylus acutus (Clench, 1935) (basis of record)
Placocharis founaki (Hombron & Jacquinot, 1847) accepted as Eumecostylus founaki (Hombron & Jacquinot, 1847) (basis of record)
Placocharis guppyi (E. A. Smith, 1892) accepted as Eumecostylus guppyi (E. A. Smith, 1892) (basis of record)
Placocharis kreftii (J. C. Cox, 1872) accepted as Eumecostylus kreftii (J. C. Cox, 1872) (basis of record)
Placocharis macfarlandi (Brazier, 1876) accepted as Eumecostylus macfarlandi (Brazier, 1876) (basis of record)
Placocharis macgillivrayi (L. Pfeiffer, 1855) accepted as Eumecostylus macgillivrayi (L. Pfeiffer, 1855) (basis of record)
Placocharis malaitensis (Clench, 1941) accepted as Eumecostylus malaitensis (Clench, 1941) (basis of record)
Placocharis manni (W. F. Clapp, 1923) accepted as Eumecostylus manni (W. F. Clapp, 1923) (basis of record)
Placocharis ophir (Clench, 1941) accepted as Eumecostylus ophir (Clench, 1941) (basis of record)
Placocharis palmarum (Mousson, 1869) accepted as Eumecostylus palmarum (Mousson, 1869) (basis of record)
Placocharis palmarum galvini Delsaerdt, 2010 (original description)
Placocharis paravicinianus (B. Rensch, 1934) accepted as Eumecostylus paravicinianus (B. Rensch, 1934) (basis of record)
Placocharis strangei (L. Pfeiffer, 1855) accepted as Eumecostylus strangei (L. Pfeiffer, 1855) (basis of record)
Placocharis stutchburyi (L. Pfeiffer, 1860) accepted as Eumecostylus stutchburyi (L. Pfeiffer, 1860) (basis of record)
Placostylus (Charis) hargravesi var. heimburgi Kobelt, 1891 accepted as Eumecostylus hargravesi (J. C. Cox, 1871) (source of synonymy)
Placostylus (Eumecostylus) cleryi clenchi Jaeckel & Schlesch, 1952 accepted as Eumecostylus cleryi (Petit de la Saussaye, 1850) (source of synonymy)
Placostylus (Placocharis) artus W. F. Clapp, 1923 accepted as Placocharis kreftii (J. C. Cox, 1872) accepted as Eumecostylus kreftii (J. C. Cox, 1872) (source of synonymy)
Placostylus (Placocharis) hargravesi var. aukiensis Clapp, 1923 accepted as Eumecostylus hargravesi (J. C. Cox, 1871) (source of synonymy)
Placostylus eddystonensis (L. Pfeiffer, 1855) (additional source)
Placostylus gizoensis Clench, 1941 accepted as Placostylus bivaricosus (Gaskoin, 1855) accepted as Maoristylus bivaricosus (Gaskoin, 1855) (source of synonymy)
Placostylus scottii var. mendanae Kobelt, 1891 accepted as Placocharis stutchburyi (L. Pfeiffer, 1860) accepted as Eumecostylus stutchburyi (L. Pfeiffer, 1860) (source of synonymy)
Santacharis hullianus Iredale, 1927 (basis of record)
Santacharis salomonis (L. Pfeiffer, 1853) (basis of record)

Solomon Islands for Aspastus albolabris (Brazier, 1895)  (origin: native)
Solomon Islands for Aspastus miltocheilus (Reeve, 1848)  (origin: native)
Solomon Islands for Aspastus sellersi (J. C. Cox, 1872)  (origin: native)
Solomon Islands for Eumecostylus almiranta (Clench, 1941)  (origin: native)
Solomon Islands for Eumecostylus cleryi (Petit de la Saussaye, 1850)  (origin: native)
Solomon Islands for Eumecostylus cylindricus (Fulton, 1907)  (origin: native)
Solomon Islands for Eumecostylus fraterculus (B. Rensch, 1934)  (origin: native)
Solomon Islands for Eumecostylus gallegoi (Clench, 1941)  (origin: native)
Solomon Islands for Eumecostylus gardneri Delsaerdt, 2010  (origin: native - endemic)
Solomon Islands for Eumecostylus hargravesi (J. C. Cox, 1871)  (origin: native)
Solomon Islands for Eumecostylus kirakiraensis (B. Rensch, 1934)  (origin: native)
Solomon Islands for Eumecostylus phenax (W. F. Clapp, 1923)  (origin: native)
Solomon Islands for Eumecostylus sanchristovalensis (J. C. Cox, 1870)  (origin: native)
Solomon Islands for Eumecostylus scottii (J. C. Cox, 1873)  (origin: native)
Solomon Islands for Eumecostylus uliginosus (Kobelt, 1891)  (origin: native)
Solomon Islands for Eumecostylus unicus (B. Rensch, 1934)  (origin: native)
Solomon Islands for Eumecostylus vicinus (B. Rensch, 1934)  (origin: native)
Solomon Islands for Eumecostylus vicinus backhuysi Delsaerdt, 2010  (origin: native - endemic)
Solomon Islands for Placocharis acutus (Clench, 1935)  (origin: native)
Solomon Islands for Placocharis founaki (Hombron & Jacquinot, 1847)  (origin: native)
Solomon Islands for Placocharis kreftii (J. C. Cox, 1872)  (origin: native)
Solomon Islands for Placocharis macfarlandi (Brazier, 1876)  (origin: native)
Solomon Islands for Placocharis macgillivrayi (L. Pfeiffer, 1855)  (origin: native)
Solomon Islands for Placocharis malaitensis (Clench, 1941)  (origin: native)
Solomon Islands for Placocharis manni (W. F. Clapp, 1923)  (origin: native)
Solomon Islands for Placocharis ophir (Clench, 1941)  (origin: native)
Solomon Islands for Placocharis palmarum (Mousson, 1869)  (origin: native)
Solomon Islands for Placocharis paravicinianus (B. Rensch, 1934)  (origin: native)
Solomon Islands for Placocharis strangei (L. Pfeiffer, 1855)  (origin: native)
Solomon Islands for Santacharis hullianus Iredale, 1927  (origin: native)
Vanuatu (Nation) for Santacharis salomonis (L. Pfeiffer, 1853)  (origin: native)

 Nomenclature

 for Placostylus hienguensis Crosse, 1871

unnecessary replacement name for Placostylus eddystonensis [details]

 Type locality

 for Bulimus eddystonensis L. Pfeiffer, 1855

type locality ("Eddystone Island, Australian Sea") in error for New Caledonia [details]

 Type locality

 for Placostylus gizoensis Clench, 1941

type locality "Gizo Island (Solomon Islands)" in error for Lord Howe Island (Australia). Hence a junior synonym of ... [details]