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WoRMS taxon detailsSigmoilopsis Finlay, 1947
 112044 (urn:lsid:marinespecies.org:taxname:112044)
accepted
Genus
Sigmoilina schlumbergeri Silvestri, 1904 accepted as Sigmoilopsis schlumbergeri (Silvestri, 1904) (type by original designation)
marine,
recent + fossil
feminine
Finlay, H. J. (1947). New Zealand Foraminifera: Key Species in Stratigraphy - No. 5. <em>New Zealand journal of science and technology.</em> B28: 259-292.
page(s): p. 270 [details]
Hayward, B.W.; Le Coze, F.; Vachard, D.; Gross, O. (2025). World Foraminifera Database. Sigmoilopsis Finlay, 1947. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=112044 on 2025-05-20
Date action by
Nomenclatureoriginal description
Finlay, H. J. (1947). New Zealand Foraminifera: Key Species in Stratigraphy - No. 5. <em>New Zealand journal of science and technology.</em> B28: 259-292. page(s): p. 270 [details] 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] Otheradditional 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
 [request] Present Inaccurate Introduced: alien Containing type locality
From editor or global species database
Diagnosis Test ovate in outline, chambers one-half coil in length, with rapidly changing planes in the early stage resulting in two spiralling series that appear sigmoid in section, gradually becoming planispiral in the adult, chambers with floors, chamber lumen narrow; wall thick, porcelaneous but enclosing a large quantity of agglutinated quartz particles, sponge spicules, and shell fragments; aperture terminal, rounded, with a small tooth. Miocene to Holocene; Europe; Atlantic; Caribbean; Australia; New Zealand. (Loeblich & Tappan, 1987, Foraminiferal Genera and Their Classification) [details]
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