Foraminifera name details

Retroelphidium Voloshinova, 1970

Elphidium williamsoni Haynes, 1973
Elphidium williamsoni Haynes, 1973

848665 (urn:lsid:marinespecies.org:taxname:848665)

  1. Biota
  2. Chromista (Kingdom)
  3. Harosa (Subkingdom)
  4. Rhizaria (Infrakingdom)
  5. Foraminifera (Phylum)
  6. Globothalamea (Class)
  7. Rotaliana (Subclass)
  8. Rotaliida (Order)
  9. Rotalioidea (Superfamily)
  10. Elphidiidae (Family)
  11. Elphidiinae (Subfamily)
  12. Retroelphidium (Genus)
 unaccepted (Opinion of Loeblich & Tappan, 1987)
Genus
Elphidium longipontis Shchedrina, 1949 (type by original designation)

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Children Display

  1. Species Retroelphidium ondulatum Trelea & Simionescu, 1982 †
  2. Species Retroelphidium ornatissimum Trelea & Simionescu, 1982 †
  3. Species Retroelphidium provisum Polovova, 1984 †
  4. Species Retroelphidium anabarense Levtchuk & Gudina in Gudina & Levtchuk, 1983 accepted as Cribroelphidium anabarense (Levtchuk & Gudina in Gudina & Levtchuk, 1983) (unaccepted > superseded combination)
  5. Species Retroelphidium atlanticum (Gudina, 1975) † accepted as Elphidium atlanticum Gudina, 1975 accepted as Cribroelphidium clavatum (Cushman, 1930) (unaccepted > superseded combination, Retroelphidium is a subjective junior synonym of Elphidium)
  6. Species Retroelphidium boreale (Nuzhdina, 1968) † accepted as Elphidium boreale Nuzhdina, 1968 accepted as Elphidium longipontis Shchedrina, 1949 (unaccepted > superseded combination, Retroelphidium is a subjective junior synonym of Elphidium)
  7. Species Retroelphidium clavatum (Cushman, 1930) accepted as Elphidium clavatum Cushman, 1930 accepted as Cribroelphidium clavatum (Cushman, 1930) (unaccepted > superseded combination)
  8. Species Retroelphidium gudinae Polova, 1979 accepted as Elphidium gudinae (Polova, 1979) (unaccepted > superseded combination, Retroelphidium is a subjective junior synonym of Elphidium)
  9. Species Retroelphidium hughesi (Cushman & Grant, 1927) accepted as Elphidium hughesi Cushman & Grant, 1927 † (unaccepted > superseded combination)
  10. Species Retroelphidium hyalinum (Brodniewicz, 1972) † accepted as Elphidium hyalinum Brodniewicz, 1972 † (unaccepted > superseded combination, Retroelphidium is a subjective junior synonym of Elphidium)
  11. Species Retroelphidium millettii (Heron-Allen & Earland, 1915) accepted as Cristatavultus milletti (Heron-Allen & Earland, 1915) accepted as Elphidium milletti (Heron-Allen & Earland, 1915) accepted as Millettoelphidium milletti (Heron-Allen & Earland, 1915)
  12. Species Retroelphidium obesum (Gudina, 1964) † accepted as Elphidium obesum Gudina, 1964 † (unaccepted > superseded combination, Retroelphidium is a subjective junior synonym of Elphidium)
  13. Species Retroelphidium propinquum (Gudina, 1975) † accepted as Elphidium propinquum Gudina, 1975 accepted as Cribroelphidium clavatum (Cushman, 1930) (unaccepted > superseded combination, Retroelphidium is a subjective junior synonym of Elphidium)
  14. Species Retroelphidium shochinae (Mayer, 1968) accepted as Elphidium shochinae Mayer, 1968 accepted as Elphidium caspicum Mayer, 1968 accepted as Cribroelphidium caspicum (Mayer, 1968) (unaccepted > superseded combination, Retroelphidium is a subjective junior synonym of Elphidium)
  15. Species Retroelphidium subclavatum (Gudina, 1964) accepted as Elphidium subclavatum Gudina, 1964 accepted as Cribroelphidium clavatum (Cushman, 1930)
  16. Species Retroelphidium subcrispum (Nakamura, 1937) accepted as Elphidium subcrispum Nakamura, 1937 †
  17. Species Retroelphidium subgranulosum (Asano, 1938) accepted as Elphidium subgranulosum Asano, 1938
marine, fresh, terrestrial
recent + fossil
neuter
Voloshinova, N. A.; Kuznetsova, V. N.; Leonenko, L. S. (1970). Фораминиферы неогеновых отложений Сахалина - Foraminifera from the Neogene deposits of Sakhalin. <em>Тру­ды ВНИГРИ - Proceedings of the Oil Research Geological Institut (VNIGRI).</em> 284: 1-302., available online at http://books.google.com/books/about?id=0gRfDwAAQBAJ
page(s): p. 155 [details] Available for editors  PDF available [request]
Hayward, B.W.; Le Coze, F.; Vachard, D.; Gross, O. (2025). World Foraminifera Database. Retroelphidium Voloshinova, 1970. Accessed at: https://www.marinespecies.org/Foraminifera/aphia.php?p=taxdetails&id=848665 on 2026-07-11
Date
action
by
2015-05-31 08:22:02Z
created
Hayward, Bruce W.
2018-06-10 09:35:27Z
changed
Le Coze, François
2023-07-15 10:26:25Z
changed
Hayward, Bruce W.

original description Voloshinova, N. A.; Kuznetsova, V. N.; Leonenko, L. S. (1970). Фораминиферы неогеновых отложений Сахалина - Foraminifera from the Neogene deposits of Sakhalin. <em>Тру­ды ВНИГРИ - Proceedings of the Oil Research Geological Institut (VNIGRI).</em> 284: 1-302., available online at http://books.google.com/books/about?id=0gRfDwAAQBAJ
page(s): p. 155 [details] Available for editors  PDF available [request]
From editor or global species database

Website and databases developed and hosted by Flanders Marine Institute · Page generated on 2026-07-13 21:40:32+02:00 · Contact: Hayward, B.W.