Biseriamminidae Chernysheva, 1941
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publication ID |
https://doi.org/ 10.4202/app.00511.2018 |
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persistent identifier |
https://treatment.plazi.org/id/3905584B-FF91-BA6E-FFD5-FBFAFE7C54BA |
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treatment provided by |
Felipe |
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scientific name |
Biseriamminidae Chernysheva, 1941 |
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Family Biseriamminidae Chernysheva, 1941 View in CoL
Genera included: Biseriammina Chernysheva, 1941 ; Koktjubina Marfenkova, 1991 ; Parabiseriella Cózar and Sommerville, 2012 .
Description.—Test biserial, globular, subglobular or elongated in shape, evolute, rounded peripheral outline, low trochospirally or planispirally coiled, with the tendency to uncoil in the terminal part. Test wall microgranular, with “adventitious grains, undifferentiated or poorly layered” (Cózar and Sommerville 2012: 217). Aperture simple, narrow, rarely depressed with a valvular projection (in Parabiseriella ).
Stratigraphic and geographic range.—Late Tournaisian Mississippian, Carboniferous) to?early Bashkirian (Pennsylvanian, Carboniferous) of the Palaeotethys and Panthalassa (Urals and North America).
No known copyright restrictions apply. See Agosti, D., Egloff, W., 2009. Taxonomic information exchange and copyright: the Plazi approach. BMC Research Notes 2009, 2:53 for further explanation.
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