Foraminifera taxon details

Grovesella Davydov & Arefifard, 2007 †

1062838  (urn:lsid:marinespecies.org:taxname:1062838)

accepted
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marine, brackish, fresh, terrestrial
fossil only
feminine
Davydov, V. I.; Arefifard, S. (2007). Permian fusulinid fauna of Peri-Gondwanan affinity from the Kalmard Region, East-central Iran and its significance for tectonics and paleogeography. <em>Palaeontologia Electronica.</em> 10: 1-40., available online at https://palaeo-electronica.org/2007_2/00124/index.html
page(s): p. 5 [details] Available for editors  PDF available [request]
Description Description.—Test very small (0.09–0.2 mm in length and 0.2–0.3 mm in diameter), discoidal to barrel−shaped, with...  
Description Description.—Test very small (0.09–0.2 mm in length and 0.2–0.3 mm in diameter), discoidal to barrel−shaped, with broadly rounded periphery and weakly to slightly umbilicate flanks. Proloculus is quite large. The proloculus/test ratio is 1:3 to 1:5, sometimes up to 1:7. Coiling planispiral or nearly planispiral with half or full first volution coiled at small angle in respect to following volutions. Length of the test is equal or significantly less than the width and consequently the means of form ratio is equal or less than one. Wall thin, its in− ternal structure poorly visible. Wall probably two−layered with a darker thin tectum and slightly lighter structureless layer below the tectum. Chomata are not observed.
Stratigraphic and geographic range.—Grovesella is poorly known. Because of its very small size (> 0.2 mm) it might be overlooked in Permian rocks where workers generally look for large fusulinids On the other hand, these forms are perhaps often considered as juvenile forms of Schubertella and therefore were ignored. Grovesella is distributed globally from Peri−Gondwana up to Panthalassa shelves and ranged from the middle Bashkirian up to Wordian.
(Davydov (2011)). [details]
Hayward, B.W.; Le Coze, F.; Vachard, D.; Gross, O. (2025). World Foraminifera Database. Grovesella Davydov & Arefifard, 2007 †. Accessed at: https://www.marinespecies.org/foraminifera/aphia.php?p=taxdetails&id=1062838 on 2026-03-26
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2018-03-01 10:35:11Z
created

original description Davydov, V. I.; Arefifard, S. (2007). Permian fusulinid fauna of Peri-Gondwanan affinity from the Kalmard Region, East-central Iran and its significance for tectonics and paleogeography. <em>Palaeontologia Electronica.</em> 10: 1-40., available online at https://palaeo-electronica.org/2007_2/00124/index.html
page(s): p. 5 [details] Available for editors  PDF available [request]
From editor or global species database
Description Description.—Test very small (0.09–0.2 mm in length and 0.2–0.3 mm in diameter), discoidal to barrel−shaped, with broadly rounded periphery and weakly to slightly umbilicate flanks. Proloculus is quite large. The proloculus/test ratio is 1:3 to 1:5, sometimes up to 1:7. Coiling planispiral or nearly planispiral with half or full first volution coiled at small angle in respect to following volutions. Length of the test is equal or significantly less than the width and consequently the means of form ratio is equal or less than one. Wall thin, its in− ternal structure poorly visible. Wall probably two−layered with a darker thin tectum and slightly lighter structureless layer below the tectum. Chomata are not observed.
Stratigraphic and geographic range.—Grovesella is poorly known. Because of its very small size (> 0.2 mm) it might be overlooked in Permian rocks where workers generally look for large fusulinids On the other hand, these forms are perhaps often considered as juvenile forms of Schubertella and therefore were ignored. Grovesella is distributed globally from Peri−Gondwana up to Panthalassa shelves and ranged from the middle Bashkirian up to Wordian.
(Davydov (2011)). [details]
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