Foraminifera taxon details

Abadehella Okimura & Ishii, 1975 †

721402  (urn:lsid:marinespecies.org:taxname:721402)

accepted
Genus
Abadehella tarazi Okimura & Ishii, 1975 † (type by original designation)

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marine, brackish, fresh, terrestrial
fossil only
feminine
Okimura, Y.; Ishii, K. I.; Nakazawa, K. (1975). Abadehella, a new genus of tetrataxid Foraminifera from the Late Permian. <em>Memoirs of the Faculty of Science, Kyoto University. Series of geology and mineralogy.</em> 41(1): 35-48., available online at http://hdl.handle.net/2433/186600
page(s): p. 41 [details] Available for editors  PDF available [request]
Diagnosis Test conical, large, up to 1.35 mm in diameter at the concave base, trochospirally, numerous whorls, up to twenty, each...  
Diagnosis Test conical, large, up to 1.35 mm in diameter at the concave base, trochospirally, numerous whorls, up to twenty, each with one and a half to two low chambers surrounding the open umbilicus, chambers subdivided by regularly and closely spaced radial beams; wall calcareous, external wall with outer dark microgranular layer and inner light fibrous layer, septa and beams with a single microgranular layer; aperture from each chamber opens into the umbilical region beneath a short valvular projection. U. Permian (U. Dzhulfian); Iran; India: Kashmir; Malaysia; Japan; Cambodia; USSR: Transcaucasus. (Loeblich & Tappan, 1987, Foraminiferal Genera and Their Classification) [details]

Fossil range The range of Abadehella is Wordian/Murgabian (Kobayashi, 1996) to late Changhsingian (Kobayashi, 1986, 1996, 1997, 2002; Ueno &...  
Fossil range The range of Abadehella is Wordian/Murgabian (Kobayashi, 1996) to late Changhsingian (Kobayashi, 1986, 1996, 1997, 2002; Ueno & Tsutsumi, 2009); moreover, the typical Abadehella, reported from northern Caucasus, Armenia, central Iran, SE Pamir, Cambodgia, and Japan, are probably all late Capitanian–Lopingian in age (Okimura & Ishii, 1981; Kotlyar et al., 1984; Nguyen Duc Tien, 1986a; Kobayashi, 1996, 1999, 2007a; Pronina & Nestell, 1997; Pronina-Nestell & Nestell, 2001).
(Krainer et al. (2019)). [details]
Hayward, B.W.; Le Coze, F.; Vachard, D.; Gross, O. (2025). World Foraminifera Database. Abadehella Okimura & Ishii, 1975 †. Accessed at: https://marinespecies.org/foraminifera/aphia.php?p=taxdetails&id=721402 on 2026-05-06
Date
action
by
2013-03-08 13:53:47Z
created
2017-12-10 11:22:52Z
changed
2018-02-06 10:39:40Z
changed
2018-06-07 10:19:00Z
changed

original description Okimura, Y.; Ishii, K. I.; Nakazawa, K. (1975). Abadehella, a new genus of tetrataxid Foraminifera from the Late Permian. <em>Memoirs of the Faculty of Science, Kyoto University. Series of geology and mineralogy.</em> 41(1): 35-48., available online at http://hdl.handle.net/2433/186600
page(s): p. 41 [details] Available for editors  PDF available [request]

basis of record 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]
From editor or global species database
Diagnosis Test conical, large, up to 1.35 mm in diameter at the concave base, trochospirally, numerous whorls, up to twenty, each with one and a half to two low chambers surrounding the open umbilicus, chambers subdivided by regularly and closely spaced radial beams; wall calcareous, external wall with outer dark microgranular layer and inner light fibrous layer, septa and beams with a single microgranular layer; aperture from each chamber opens into the umbilical region beneath a short valvular projection. U. Permian (U. Dzhulfian); Iran; India: Kashmir; Malaysia; Japan; Cambodia; USSR: Transcaucasus. (Loeblich & Tappan, 1987, Foraminiferal Genera and Their Classification) [details]

Fossil range The range of Abadehella is Wordian/Murgabian (Kobayashi, 1996) to late Changhsingian (Kobayashi, 1986, 1996, 1997, 2002; Ueno & Tsutsumi, 2009); moreover, the typical Abadehella, reported from northern Caucasus, Armenia, central Iran, SE Pamir, Cambodgia, and Japan, are probably all late Capitanian–Lopingian in age (Okimura & Ishii, 1981; Kotlyar et al., 1984; Nguyen Duc Tien, 1986a; Kobayashi, 1996, 1999, 2007a; Pronina & Nestell, 1997; Pronina-Nestell & Nestell, 2001).
(Krainer et al. (2019)). [details]
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