Foraminifera taxon details

Ovammina Dahlgren, 1962

248349  (urn:lsid:marinespecies.org:taxname:248349)

accepted
Genus
Ovammina opaca Dahlgren, 1962 (type by original designation)
Dahlgrenia Lena, 1974 · unaccepted (Opinion of Loeblich & Tappan, 1987)
Dahlgreniella Lena & Haman, 1980 · unaccepted (Opinion of Loeblich & Tappan, 1987)

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marine, brackish, fresh, terrestrial
Dahlgren, L. (1962). A new monothalamous foraminifer, Ovammina opaca n. gen., n. sp., belonging to the family Saccamminidae. <em>Zoologiska Bidrag från Uppsala.</em> 33: 197-200.
page(s): p. 196 [details]  Available for editors  PDF available [request] 
Hayward, B.W.; Le Coze, F.; Vachard, D.; Gross, O. (2024). World Foraminifera Database. Ovammina Dahlgren, 1962. Accessed at: https://www.marinespecies.org/Foraminifera/aphia.php?p=taxdetails&id=248349 on 2024-04-25
Date
action
by
2007-11-28 12:00:16Z
created
2010-10-04 12:33:20Z
changed
2013-08-15 07:14:25Z
changed
2014-01-03 08:52:13Z
changed
2018-09-27 09:06:32Z
changed

original description Dahlgren, L. (1962). A new monothalamous foraminifer, Ovammina opaca n. gen., n. sp., belonging to the family Saccamminidae. <em>Zoologiska Bidrag från Uppsala.</em> 33: 197-200.
page(s): p. 196 [details]  Available for editors  PDF available [request] 

original description  (of Dahlgrenia Lena, 1974) Lena, H., 1974, Dahlgrenia patagoniensis gen. nov., sp. nov. (Foraminifera, Saccamminidae), Physis, Seccion A, Buenos Aires 33(86) :9-16.
page(s): p. 10 [details]   

original description  (of Dahlgreniella Lena & Haman, 1980) Lena, H., and D. Haman, 1980, Dahlgreniella nom. nov. for the genus Dahlgrenia Lena (Foraminifera, Saccamminidae), Revista Española Micropaleontologia 12:178.
page(s): p. 178 [details]   

basis of record Huettmann, F. (2007). ArcOD species list by Falk Huettmann. provided on 2007-11-25. (look up in IMIS[details]   
 
 Present  Inaccurate  Introduced: alien  Containing type locality 
From editor or global species database
Diagnosis Test free, ovoid to fusiform, about 0.13 mm to 0.7 mm in length and 0.23 mm to 0.5 mm in breadth, ovoid to circular in transverse section; wall with inner hyaline layer and outer opaque layer of fine agglutinated mica flakes and diatom frustules, resulting in a granular surface; aperture terminal, with entosolenian apparatus of a diameter about one-fourth to one-sixth of the test diameter, connected to the inner wall layer by thin lateral lamellae, during gametogenesis the main aperture constricts and closes, and a ring of accessory apertures forms around it to provide egress for the gametes; gamont uninucleate, schizont multinucleate, with up to 16 nuclei of 12 µm to 86 µm in diameter; cytoplasm gray to colorless. Holocene; Sweden: Gullmar Fjord, to about l m; Argentina: Puerto Deseada. (Loeblich & Tappan, 1987, Foraminiferal Genera and Their Classification) [details]