MarBEF Data System



WoRMS taxon details

Bulimina d'Orbigny, 1826

112110  (urn:lsid:marinespecies.org:taxname:112110)

accepted
Genus
Bulimina marginata d'Orbigny, 1826 (type by subsequent designation)

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  1. Species Bulimina acaenapeza Loeblich & Tappan, 1994
  2. Species Bulimina acanthia Costa, 1856
  3. Species Bulimina aculeata d'Orbigny, 1826
  4. Species Bulimina biserialis Millett, 1900
  5. Species Bulimina bradyi Sellier de Civrieux, 1981 (accepted > unreplaced junior homonym, Primary junior homonym of Bulimina bradyi Weinzierl & Applin, 1929)
  6. Species Bulimina brevis d'Orbigny in Fornasini, 1902 (accepted > unreplaced junior homonym, Primary junior homonym of Bulimina brevis d'Orbigny, 1840)
  7. Species Bulimina buchiana d'Orbigny, 1846
  8. Species Bulimina caudigera d'Orbigny in Parker, Jones & Brady, 1865
  9. Species Bulimina clava Cushman & Parker, 1947
  10. Species Bulimina colombiaensis McCulloch, 1977
  11. Species Bulimina consobrina Fornasini, 1900
  12. Species Bulimina corsiniana Perconig, 1955
  13. Species Bulimina cubaguaensis McCulloch, 1981
  14. Species Bulimina denudata Cushman & Parker, 1938
  15. Species Bulimina echinata d'Orbigny, 1852
  16. Species Bulimina elegans d'Orbigny in Parker, Jones & Brady, 1865 (accepted > unreplaced junior homonym, Primary junior homonym of Bulimina elegans Costa, 1856)
  17. Species Bulimina elongata d'Orbigny, 1846
  18. Species Bulimina fijiensis Cushman, 1933
  19. Species Bulimina gibba Fornasini, 1902
  20. Species Bulimina gutta Chapman & Parr, 1937
  21. Species Bulimina inflata Seguenza, 1862
  22. Species Bulimina kochiensis Takayanagi, 1953
  23. Species Bulimina marginata d'Orbigny, 1826
  24. Species Bulimina marginospinata Cushman & Parker, 1938
  25. Species Bulimina nojimaensis Asano, 1950
  26. Species Bulimina oblonga Collins, 1958
  27. Species Bulimina ovoides Terquem & Terquem, 1886
  28. Species Bulimina pagoda Cushman, 1927
  29. Species Bulimina patagonica d'Orbigny, 1839
  30. Species Bulimina profundata Saidova, 1975
  31. Species Bulimina pseudoaffinis Kleinpell, 1938
  32. Species Bulimina rostratiformis McCulloch, 1977
  33. Species Bulimina selseyensis Heron-Allen & Earland, 1911
  34. Species Bulimina spicata Phleger & Parker, 1951
  35. Species Bulimina spinifera Cushman, 1927
  36. Species Bulimina spinosa (Cushman, 1911)
  37. Species Bulimina squammigera d'Orbigny, 1839
  38. Species Bulimina striata d'Orbigny in Guérin-Méneville, 1832
  39. Species Bulimina sublimbata Panizza, 1967
  40. Species Bulimina subornata Brady, 1884
  41. Species Bulimina subula [Wang, 1978]
  42. Species Bulimina subulata Cushman & Parker, 1937
  43. Species Bulimina tenuis Phleger & Parker, 1951 (accepted > unreplaced junior homonym, Primary junior homonym of Bulimina (Bolivina) tenuis Brady, 1881)
  44. Species Bulimina torta Cushman, 1911
  45. Species Bulimina translucens Parker, 1953
  46. Species Bulimina trilobata d'Orbigny, 1826
  47. Species Bulimina truncana Gümbel, 1870
  48. Species Bulimina ujiiei Aoki in Iwabuchi et al., 1960
  49. Subgenus Bulimina (Bolivina) d'Orbigny, 1839 accepted as Bolivina d'Orbigny, 1839
    1. Species Bulimina (Bolivina) laevigata Brady, 1881
    2. Species Bulimina (Bolivina) amygdalaeformis Brady, 1881 accepted as Loxostomina amygdalaeformis (Brady, 1881)
    3. Species Bulimina (Bolivina) decussata Brady, 1881 accepted as Bolivina decussata (Brady, 1881) (Opinion of Brady (1884))
    4. Species Bulimina (Bolivina) hantkeniana Brady, 1881 accepted as Lugdunum hantkenianum (Brady, 1881)
    5. Species Bulimina (Bolivina) karreriana Brady, 1881 accepted as Saidovina karreriana (Brady, 1881) (Type species of Saidovina)
    6. Species Bulimina (Bolivina) limbata Brady, 1881 accepted as Loxostomina limbata (Brady, 1881) (Opinion of Jones (1994))
    7. Species Bulimina (Bolivina) lobata Brady, 1881 accepted as Pseudobrizalina lobata (Brady, 1881) (Type species of Pseudobrizalina)
    8. Species Bulimina (Bolivina) porrecta Brady, 1881 accepted as Parabrizalina porrecta (Brady, 1881)
    9. Species Bulimina (Bolivina) pygmaea Brady, 1881 accepted as Bolivina pygmaea (Brady, 1881)
    10. Species Bulimina (Bolivina) robusta Brady, 1881 accepted as Bolivina robusta (Brady, 1881) (Opinion of Brady (1884))
    11. Species Bulimina (Bolivina) schwageriana Brady, 1881 accepted as Lugdunum schwagerianum (Brady, 1881)
    12. Species Bulimina (Bolivina) subangularis Brady, 1881 accepted as Saidovina subangularis (Brady, 1881)
    13. Species Bulimina (Bolivina) tenuis Brady, 1881 accepted as Bolivina tenuis (Brady, 1881) accepted as Bolivina subtenuis Cushman, 1936 accepted as Brizalina subtenuis (Cushman, 1936) accepted as Krebsina subtenuis (Cushman, 1936) (unaccepted > superseded combination, Opinion of Brady (1884))
    14. Species Bulimina (Bolivina) tortuosa Brady, 1881 accepted as Sigmavirgulina tortuosa (Brady, 1881) (Type species of Sigmavirgulina)
  50. Subgenus Bulimina (Desinobulimina) Cushman & Parker, 1940 accepted as Globobulimina Cushman, 1927 (Subjective junior synonym in opinion of Loeblich & Tappan, 1987 )
    1. Species Bulimina (Desinobulimina) auriculata Bailey, 1851 accepted as Globobulimina auriculata (Bailey, 1851) (unaccepted > superseded combination)
    2. Species Bulimina (Desinobulimina) turgida Bailey, 1851 accepted as Globobulimina turgida (Bailey, 1851) (unaccepted > superseded combination)
  51. Subgenus Bulimina (Neobulimina) de Klasz, Magné & Rérat, 1963 accepted as Neobulimina Cushman & Wickenden, 1928 (Nomen translatum)
    1. Subgenus Bulimina (Virgulina) Goës, 1894 accepted as Virgulina d'Orbigny, 1826 accepted as Fursenkoina Loeblich & Tappan, 1961 (Nomen translatum)
      1. Species Bulimina (Virgulina) obscura Goës, 1894 accepted as Fursenkoina obscura (Goës, 1894)
    2. Species Bulimina affinis d'Orbigny, 1839 accepted as Globobulimina affinis (d'Orbigny, 1839) (Opinion of Sgarrella and Moncharmont Zei (1993))
    3. Species Bulimina alazanensis Cushman, 1927 accepted as Bulimina truncana Gümbel, 1870 (Subjective junior synonym of Bulimina truncana in opinion of Hayward et al. (2010))
    4. Species Bulimina ampliapertura Belford, 1966 accepted as Bulimina kochiensis Takayanagi, 1953 (Subjective junior synonym Opinion of Hanagata and Nobuhara (2015))
    5. Species Bulimina arabiensis Bharti & Singh, 2013 accepted as Fursenkoina spinosa (Heron-Allen & Earland, 1932) (Subjective junior synonym in opinion of S. Kawagata (pers. comm. 2013), Kawagata and Kamihashi (2016))
    6. Species Bulimina ariminensis d'Orbigny in Fornasini, 1901 accepted as Bulimina elongata d'Orbigny, 1846 (unaccepted > junior subjective synonym, Subjective junior synonym Opinion of Cushman and Parker (1947))
    7. Species Bulimina ariminensis d'Orbigny, 1826 accepted as Bulimina ariminensis d'Orbigny in Fornasini, 1901 accepted as Bulimina elongata d'Orbigny, 1846 (Nomen nudum)
    8. Species Bulimina auricula Heron-Allen & Earland, 1932 accepted as Buliminella auricula (Heron-Allen & Earland, 1932) (unaccepted > superseded combination, Opinion of Boltovskoy et al. (1980))
    9. Species Bulimina auriculata Bailey, 1851 accepted as Globobulimina auriculata (Bailey, 1851)
    10. Species Bulimina australis Vella, 1957 accepted as Bulimina striata d'Orbigny in Guérin-Méneville, 1832
    11. Species Bulimina barbata Cushman, 1927 accepted as Globobulimina barbata (Cushman, 1927) (Opinion of Setoyama and Kaminski (2015))
    12. Species Bulimina bremneri Finlay, 1940 accepted as Bulimina truncana Gümbel, 1870 (Subjective junior synonym of Bulimina truncana in opinion of Hayward et al. (2010))
    13. Species Bulimina brevis d'Orbigny, 1826 accepted as Bulimina brevis d'Orbigny in Fornasini, 1902
    14. Species Bulimina brevitrigona Chapman & Parr, 1937 accepted as Delosina wiesneri Earland, 1934 (unaccepted > junior subjective synonym, Subjective junior synonym Opinion of Parr (1950))
    15. Species Bulimina caudigera d'Orbigny, 1826 accepted as Bulimina caudigera d'Orbigny in Parker, Jones & Brady, 1865 (Nomen nudum)
    16. Species Bulimina chapmani Heron-Allen & Earland, 1922 accepted as Pseudobulimina chapmani (Heron-Allen & Earland, 1922) (Type species of Pseudobulimina)
    17. Species Bulimina compressa Bailey, 1851 accepted as Fursenkoina compressa (Bailey, 1851)
    18. Species Bulimina consectata (McCulloch, 1977) accepted as Neobulimina consectata McCulloch, 1977
    19. Species Bulimina convoluta Williamson, 1858 accepted as Geminospira convoluta (Williamson, 1858) (Opinion of Zheng & Fu, 2008)
    20. Species Bulimina costata d'Orbigny, 1826 accepted as Bulimina costata d'Orbigny, 1852 accepted as Bulimina striata d'Orbigny in Guérin-Méneville, 1832 (Nomen nudum)
    21. Species Bulimina costata d'Orbigny, 1852 accepted as Bulimina striata d'Orbigny in Guérin-Méneville, 1832
    22. Species Bulimina declivis Reuss, 1863 accepted as Robertinoides declivis (Reuss, 1863) (Opinion of Zheng & Fu, 2008)
    23. Species Bulimina doliolum Terquem & Terquem, 1886 accepted as Globobulimina doliolum (Terquem & Terquem, 1886) (Opinion of Spezzaferri et al. (2015))
    24. Species Bulimina echinata d'Orbigny, 1826 accepted as Bulimina echinata d'Orbigny, 1852 (Nomen nudum)
    25. Species Bulimina elegans d'Orbigny, 1826 accepted as Bulimina elegans d'Orbigny in Parker, Jones & Brady, 1865 (Nomen nudum)
    26. Species Bulimina elegantissima d'Orbigny, 1839 accepted as Buliminella elegantissima (d'Orbigny, 1839) (Type species of Buliminella)
    27. Species Bulimina ellipsoides Costa, 1856 accepted as Bulimina ovata d'Orbigny, 1846 accepted as Praeglobobulimina ovata (d'Orbigny, 1846) accepted as Globobulimina ovata (d'Orbigny, 1846) (unaccepted > junior subjective synonym, Subjective junior synonym Opinion of Cushman and Parker (1947))
    28. Species Bulimina ellypsoides Costa, 1856 accepted as Bulimina ellipsoides Costa, 1856 accepted as Bulimina ovata d'Orbigny, 1846 accepted as Praeglobobulimina ovata (d'Orbigny, 1846) accepted as Globobulimina ovata (d'Orbigny, 1846)
    29. Species Bulimina elongata d'Orbigny, 1826 accepted as Bulimina elongata d'Orbigny, 1846 (Nomen nudum)
    30. Species Bulimina etnea Seguenza, 1862 accepted as Bulimina acanthia Costa, 1856 (unaccepted > junior subjective synonym, Subjective junior synonym Opinion of Cushman and Parker (1947))
    31. Species Bulimina exilis Brady, 1884 accepted as Eubuliminella exilis (Brady, 1884)
    32. Species Bulimina fusiformis Williamson, 1858 accepted as Stainforthia fusiformis (Williamson, 1858)
    33. Species Bulimina gracilis Cushman, 1930 accepted as Bulimina elongata d'Orbigny, 1846 (unaccepted > junior subjective synonym, Subjective junior synonym Opinion of Cushman and Parker (1947))
    34. Species Bulimina hantkeniana Brady, 1881 accepted as Lugdunum hantkenianum (Brady, 1881)
    35. Species Bulimina inconstans Egger, 1857 accepted as Bulimina elongata d'Orbigny, 1846 (unaccepted > junior subjective synonym)
    36. Species Bulimina incrassata Karrer, 1868 accepted as Bulimina pupoides d'Orbigny, 1846 accepted as Protoglobobulimina pupoides (d'Orbigny, 1846) (unaccepted > junior subjective synonym, Subjective junior synonym Opinion of Cushman and Parker (1947))
    37. Species Bulimina laevigata d'Orbigny in Fornasini, 1901 accepted as Bulimina ovata d'Orbigny, 1846 accepted as Praeglobobulimina ovata (d'Orbigny, 1846) accepted as Globobulimina ovata (d'Orbigny, 1846) (unaccepted > junior subjective synonym, Subjective junior synonym Opinion of Cushman and Parker (1947))
    38. Species Bulimina laevigata d'Orbigny, 1826 accepted as Bulimina laevigata d'Orbigny in Fornasini, 1901 accepted as Bulimina ovata d'Orbigny, 1846 accepted as Praeglobobulimina ovata (d'Orbigny, 1846) accepted as Globobulimina ovata (d'Orbigny, 1846) (Nomen nudum)
    39. Species Bulimina lappa Cushman & Parker, 1937 accepted as Caucasina lappa (Cushman & Parker, 1937) (unaccepted > superseded combination)
    40. Species Bulimina madagascariensis d'Orbigny in Fornasini, 1908 accepted as Floresina madagascariensis (d'Orbigny in Fornasini, 1908) accepted as Elongobula madagascariensis (d'Orbigny in Fornasini, 1908)
    41. Species Bulimina madagascariensis d'Orbigny, 1826 accepted as Bulimina madagascariensis d'Orbigny in Fornasini, 1908 accepted as Floresina madagascariensis (d'Orbigny in Fornasini, 1908) accepted as Elongobula madagascariensis (d'Orbigny in Fornasini, 1908) (Nomen nudum)
    42. Species Bulimina mexicana Cushman, 1922 accepted as Bulimina striata d'Orbigny in Guérin-Méneville, 1832
    43. Species Bulimina minutissima Wright, 1902 accepted as Wrightella minutissima (Wright, 1902) (Type species of Wrightella)
    44. Species Bulimina nescia Saidova, 1975 accepted as Protoglobobulimina nescia (Saidova, 1975)
    45. Species Bulimina nipponica Asano, 1958 accepted as Bulimina striata d'Orbigny in Guérin-Méneville, 1832 (junior synonym opinion of Scott et al. (2000))
    46. Species Bulimina normani Goës, 1894 accepted as Robertinoides normani (Goës, 1894) (Type species of Robertinoides)
    47. Species Bulimina notovata Chapman, 1941 accepted as Globobulimina notovata (Chapman, 1941)
    48. Species Bulimina ovata d'Orbigny, 1846 accepted as Praeglobobulimina ovata (d'Orbigny, 1846) accepted as Globobulimina ovata (d'Orbigny, 1846) (unaccepted > superseded combination)
    49. Species Bulimina ovula d'Orbigny, 1839 accepted as Globobulimina ovula (d'Orbigny, 1839) (Opinion of Asano (1958))
    50. Species Bulimina parkeri Terquem & Terquem, 1886 accepted as Robertina parkeri (Terquem & Terquem, 1886) (unaccepted > superseded combination, Opinion of Cushman and Parker (1940, 1947))
    51. Species Bulimina perversa Cushman, 1921 accepted as Globobulimina perversa (Cushman, 1921)
    52. Species Bulimina pineiformis Livental, 1953 accepted as Bulimina aculeata d'Orbigny, 1826 (Livental credited this species to Soldani (1791) published as Polymorpha pineiformis (name and publication not available). Livental included several species in synonymy and the first available is B. aculeata.(see note) )
    53. Species Bulimina pitecusana Costa, 1856 accepted as Bulimina pupoides d'Orbigny, 1846 accepted as Protoglobobulimina pupoides (d'Orbigny, 1846) (unaccepted > junior subjective synonym, Subjective junior synonym Opinion of Cushman and Parker (1947))
    54. Species Bulimina pulchella d'Orbigny, 1839 accepted as Bulimina marginata d'Orbigny, 1826 (unaccepted > junior subjective synonym, Subjective junior synonym Opinion of Cushman and Parker (1947))
    55. Species Bulimina punctata d'Orbigny in Fornasini, 1902 accepted as Eubuliminella punctata (d'Orbigny in Fornasini, 1902) (unaccepted > superseded combination, Opnion of Revets (1993))
    56. Species Bulimina punctata d'Orbigny, 1826 accepted as Bulimina punctata d'Orbigny in Fornasini, 1902 accepted as Eubuliminella punctata (d'Orbigny in Fornasini, 1902) (Nomen nudum)
    57. Species Bulimina pupoides d'Orbigny, 1846 accepted as Protoglobobulimina pupoides (d'Orbigny, 1846) (Type species of Protoglobobulimina)
    58. Species Bulimina pygmaea Brady, 1881 accepted as Brizalina pygmaea (Brady, 1881) accepted as Bolivina pygmaea (Brady, 1881)
    59. Species Bulimina pyrula d'Orbigny, 1846 accepted as Globobulimina pyrula (d'Orbigny, 1846) (Opinion of Rögl and Spezzaferri (2003))
    60. Species Bulimina robusta Brady, 1881 accepted as Bolivina robusta (Brady, 1881)
    61. Species Bulimina rostrata Brady, 1884 accepted as Bulimina truncana Gümbel, 1870 (Subjective junior synonym of Bulimina truncana in opinion of Hayward et al. (2010))
    62. Species Bulimina scabra Williamson, 1858 accepted as Eggerelloides scabrum (Williamson, 1858) (Type species of Eggerelloides)
    63. Species Bulimina scabriuscula Reuss, 1861 accepted as Bulimina elongata d'Orbigny, 1846 (unaccepted > junior subjective synonym, Subjective junior synonym Opinion of Cushman and Parker (1947))
    64. Species Bulimina schwageriana Brady, 1881 accepted as Lugdunum schwagerianum (Brady, 1881)
    65. Species Bulimina semistriata d'Orbigny, 1852 accepted as Bulimina ovata d'Orbigny, 1846 accepted as Praeglobobulimina ovata (d'Orbigny, 1846) accepted as Globobulimina ovata (d'Orbigny, 1846) (unaccepted > junior subjective synonym, Subjective junior synonym Opinion of Cushman and Parker (1947))
    66. Species Bulimina serrata Bailey, 1851 accepted as Bulimina marginata d'Orbigny, 1826 (unaccepted > superseded combination, Subjective junior synonym Opinion of Cushman and Parker (1947))
    67. Species Bulimina spinescens Brady, 1884 accepted as Praeglobobulimina spinescens (Brady, 1884)
    68. Species Bulimina spinosa (Heron-Allen & Earland, 1932) accepted as Fursenkoina spinosa (Heron-Allen & Earland, 1932)
    69. Species Bulimina striata d'Orbigny, 1826 accepted as Bulimina striata d'Orbigny in Guérin-Méneville, 1832 (Nomen nudum)
    70. Species Bulimina subaffinis Cushman, 1921 accepted as Globobulimina subaffinis (Cushman, 1921)
    71. Species Bulimina subangularis Brady, 1881 accepted as Saidovina subangularis (Brady, 1881)
    72. Species Bulimina subcylindrica Brady, 1881 accepted as Robertina subcylindrica (Brady, 1881) (unaccepted > superseded combination, Opinion of Cushman and Parker (1936, 1947))
    73. Species Bulimina submarginata Parr, 1950 accepted as Bulimina marginata d'Orbigny, 1826 (Subjective junior synonym of Bulimina marginata in opinion of Hayward et al. (2010))
    74. Species Bulimina subteres Brady, 1881 accepted as Robertina subteres (Brady, 1881) (Opinion of Cushman and Parker (1936), LeRoy (1964))
    75. Species Bulimina sulcata d'Orbigny in Fornasini, 1902 accepted as Uvigerina sulcata (d'Orbigny in Fornasini, 1902)
    76. Species Bulimina sulcata d'Orbigny, 1826 accepted as Bulimina sulcata d'Orbigny in Fornasini, 1902 accepted as Uvigerina sulcata (d'Orbigny in Fornasini, 1902) (Nomen nudum)
    77. Species Bulimina tenuata (Cushman, 1927) accepted as Buliminella tenuata Cushman, 1927 accepted as Stainforthia exilis subsp. tenuata (Cushman, 1927) accepted as Eubuliminella exilis (Brady, 1884)
    78. Species Bulimina turgida Bailey, 1851 accepted as Globobulimina turgida (Bailey, 1851) (superseded original combination)
    79. Species Bulimina williamsoniana Brady, 1881 accepted as Buliminoides williamsoniana (Brady, 1881) (Type species of Buliminoides)
    80. Species Bulimina cuneiformis Terquem, 1880 (uncertain > nomen dubium, Opinion of Lévy et al. (1975))
    81. Species Bulimina oceanica Terquem, 1880 (uncertain > nomen dubium, Opinion of Lévy et al. (1975))
    82. Species Bulimina ovulum Harting, 1864 (uncertain > nomen dubium, Opinion of Cushman and Parker (1947) [homonym of B. ovula D'Orbigny, 1839 Figure unrecognizable])
    marine, brackish, fresh, terrestrial
    recent + fossil
    Orbigny, A. D. d'. (1826). Tableau méthodique de la classe des Céphalopodes. <em>Annales des Sciences Naturelles.</em> vol. 7: 96-169, 245-314., available online at http://biodiversitylibrary.org/page/5753959
    page(s): p. 269 [details] 
    Hayward, B.W.; Le Coze, F.; Vachard, D.; Gross, O. (2024). World Foraminifera Database. Bulimina d'Orbigny, 1826. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=112110 on 2024-11-21
    Date
    action
    by
    2004-12-21 15:54:05Z
    created
    2010-06-15 01:07:14Z
    changed
    2014-05-03 09:01:20Z
    changed
    2016-12-14 11:33:32Z
    changed

    Creative Commons License The webpage text is licensed under a Creative Commons Attribution 4.0 License


    original description Orbigny, A. D. d'. (1826). Tableau méthodique de la classe des Céphalopodes. <em>Annales des Sciences Naturelles.</em> vol. 7: 96-169, 245-314., available online at http://biodiversitylibrary.org/page/5753959
    page(s): p. 269 [details] 

    context source (Deepsea) Murray, J.W. (2006). Ecology and applications of benthic foraminifera. <em>Cambridge, UK, Cambridge University Press.</em> 426pp., available online at http://www.cambridge.org/9780521828390 [details] Available for editors  PDF available [request]

    basis of record Gross, O. (2001). Foraminifera, <B><I>in</I></B>: Costello, M.J. <i>et al.</i> (Ed.) (2001). <i>European register of marine species: a check-list of the marine species in Europe and a bibliography of guides to their identification. Collection Patrimoines Naturels,</i> 50: pp. 60-75 (look up in IMIS) [details] 

    additional source Loeblich, A. R.; Tappan, H. (1987). Foraminiferal Genera and their Classification. Van Nostrand Reinhold Company, New York. 970pp., available online at https://books.google.pt/books?id=n_BqCQAAQBAJ [details] Available for editors  PDF available [request]
     
     Present  Inaccurate  Introduced: alien  Containing type locality 
    From editor or global species database
    Diagnosis Test elongate ovate to subcylindrical, chambers triserially arranged, but later ones may be nearly centered as if tending to become uniserial, septa distinct, depressed; wall calcareous, finely to coarsely perforate, optically radial, surface smooth, but lower margin of chambers may be carinate, fimbriate, or spinose; aperture a loop extending up the face from the base of the last chamber, a free border having an elevated rim, and a fixed border continuous with an internal folded toothplate that attaches to the inside chamber wall below the aperture, and has a smooth to dentate, flaring to enrolled and almost tubular free shank. Paleocene to Holocene; cosmopolitan. (Loeblich & Tappan, 1987, Foraminiferal Genera and Their Classification) [details]
        Definitions

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