Paradagmaritinae Gaillot and Vachard, 2007
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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-FF96-BA69-FCE9-FEAFFB3C52B1 |
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treatment provided by |
Felipe |
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scientific name |
Paradagmaritinae Gaillot and Vachard, 2007 |
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Subfamily Paradagmaritinae Gaillot and Vachard, 2007 View in CoL
Genera included: Paradagmarita Lys in Lys and Marcoux, 1978; Paradagmacrusta Gaillot and Vachard, 2007 ; Paradagmaritopsis Gaillot and Vachard in Gaillot et al., 2009; Crescentia Ciarapica, Cirilli, Martini, and Zaninetti, 1986 ; Sengoerina Altıner, 1999 .
Description.—Test free, elongated in shape, pinched peripheral outline, biserial, involute initial stage, generally slightly trochospiral and later followed by an uncoiled biserial stage. Chambers are globular at the beginning and later angular or inflated. Crustae at the roof of the chambers are present in Paradagmacrusta . Test wall dark, microgranular or plurilayered with white outer hyaline layer. Aperture interiomarginal depressed and protected by a valvular projection.
Stratigraphic and geographic range.—Capitanian (Guadalupian, Permian) to late Changhsingian (Lopingian, Permian) of the Palaeotethys, the Neotethys, and the Panthalassa ( Japan and North America).
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