WoRMS taxon details

Sigmoilopsis Finlay, 1947

112044  (urn:lsid:marinespecies.org:taxname:112044)

accepted
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marine, brackish, fresh, terrestrial
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. (2024). 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 2024-04-24
Date
action
by
2004-12-21 15:54:05Z
created
2010-07-17 05:58:25Z
changed
2010-08-14 08:56:07Z
changed
2013-03-08 15:09:52Z
changed
2014-04-10 07:43:33Z
changed
2020-11-29 17:55:48Z
changed

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original 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]   

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 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]