Lamprothamnium Groves 1916
Main Authors: | Sanjuan, Josep, Martín-Closas, Carles |
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Format: | info publication-taxonomictreatment Journal |
Terbitan: |
, 2014
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https://zenodo.org/record/4836366 |
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4836366 |
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<dc schemaLocation="http://www.openarchives.org/OAI/2.0/oai_dc/ http://www.openarchives.org/OAI/2.0/oai_dc.xsd"><creator>Sanjuan, Josep</creator><creator>Martín-Closas, Carles</creator><date>2014-09-26</date><description>Lamprothamnium sp. (Fig. 6 I-L) DESCRIPTION Medium-sized gyrogonites, 432-648 µm high (mean 547 µm) and 297-513 µm wide (mean 434 µm), elongate, prolate to sub-cylindrical in shape, with an isopolarity index ranging from 111-163 (mean 127). Apex lamprothamnoid, truncated, showing a marked periapical depression due to decreasing cell thickness. &ENG;e base is rounded with a small basal pore (45 µm). Spiral cells flat to convex, without ornamentation. Eight to ten (frequently nine) convolutions are visible in lateral view. TABLE 3. — Charophyte species and gyrogonite abundances of samples studied from the eastern margin of the Ebro Basin (sections of Santpedor, Maians & Rubió). Vertical position of samples does not represent their relative stratigraphic position. Abbreviations: ž, 1-25; ·, 26-100; l,>100. REMARKS A population from Sant Bartomeu del Grau (NE Ebro Basin) belongs to the genus Lamprothamnium according to the general sub-cylindrical shape and the apical structure (Table 2). Gyrogonites of Lamprothamnium sp. from sample CC-1 is similar in gyrogonite width and convolution number to the Lower Eocene Lamprothamnium priscum Castel & Grambast, 1969. However, gyrogonites from the Ebro Basin are about 115 µm shorter, resulting in a more rounded morphology.Poor preservation hinders their specific attribution.</description><description>Published as part of Sanjuan, Josep & Martín-Closas, Carles, 2014, Taxonomy and palaeobiogeography of charophytes from the Upper Eocene- Lower Oligocene of the Eastern Ebro Basin (Catalonia, NE Spain), pp. 385-420 in Geodiversitas 36 (3) on pages 396-398, DOI: 10.5252/g2014n3a3, http://zenodo.org/record/4538531</description><identifier>https://zenodo.org/record/4836366</identifier><identifier>10.5281/zenodo.4836366</identifier><identifier>oai:zenodo.org:4836366</identifier><relation>info:eu-repo/semantics/altIdentifier/url/http://treatment.plazi.org/id/D25987DDFFEEFFB7FCEDEDE62CD08EC0</relation><relation>doi:10.5252/g2014n3a3</relation><relation>url:http://zenodo.org/record/4538531</relation><relation>url:http://publication.plazi.org/id/2E60FFA5FFE5FFBAFFD1E84D2F748863</relation><relation>doi:10.5281/zenodo.4538541</relation><relation>doi:10.5281/zenodo.4836365</relation><relation>url:https://zenodo.org/communities/biosyslit</relation><rights>info:eu-repo/semantics/openAccess</rights><rights>https://creativecommons.org/publicdomain/zero/1.0/legalcode</rights><source>Taxonomy and palaeobiogeography of charophytes from the Upper Eocene- Lower Oligocene of the Eastern Ebro Basin (Catalonia, NE Spain), pp. 385-420 in Geodiversitas 36(3) 396-398</source><subject>Biodiversity</subject><subject>Taxonomy</subject><subject>Plantae</subject><subject>Charophyta</subject><subject>Charophyceae</subject><subject>Charales</subject><subject>Characeae</subject><subject>Lamprothamnium</subject><title>Lamprothamnium Groves 1916</title><type>Other:info:eu-repo/semantics/other</type><type>Other:publication-taxonomictreatment</type><recordID>4836366</recordID></dc>
|
format |
Other:info:eu-repo/semantics/other Other Other:publication-taxonomictreatment Journal:Journal Journal |
author |
Sanjuan, Josep Martín-Closas, Carles |
title |
Lamprothamnium Groves 1916 |
publishDate |
2014 |
topic |
Biodiversity Taxonomy Plantae Charophyta Charophyceae Charales Characeae Lamprothamnium |
url |
https://zenodo.org/record/4836366 |
contents |
Lamprothamnium sp. (Fig. 6 I-L) DESCRIPTION Medium-sized gyrogonites, 432-648 μm high (mean 547 μm) and 297-513 μm wide (mean 434 μm), elongate, prolate to sub-cylindrical in shape, with an isopolarity index ranging from 111-163 (mean 127). Apex lamprothamnoid, truncated, showing a marked periapical depression due to decreasing cell thickness. Ŋe base is rounded with a small basal pore (45 μm). Spiral cells flat to convex, without ornamentation. Eight to ten (frequently nine) convolutions are visible in lateral view. TABLE 3. — Charophyte species and gyrogonite abundances of samples studied from the eastern margin of the Ebro Basin (sections of Santpedor, Maians & Rubió). Vertical position of samples does not represent their relative stratigraphic position. Abbreviations: , 1-25; ·, 26-100; l,>100. REMARKS A population from Sant Bartomeu del Grau (NE Ebro Basin) belongs to the genus Lamprothamnium according to the general sub-cylindrical shape and the apical structure (Table 2). Gyrogonites of Lamprothamnium sp. from sample CC-1 is similar in gyrogonite width and convolution number to the Lower Eocene Lamprothamnium priscum Castel & Grambast, 1969. However, gyrogonites from the Ebro Basin are about 115 μm shorter, resulting in a more rounded morphology.Poor preservation hinders their specific attribution. Published as part of Sanjuan, Josep & Martín-Closas, Carles, 2014, Taxonomy and palaeobiogeography of charophytes from the Upper Eocene- Lower Oligocene of the Eastern Ebro Basin (Catalonia, NE Spain), pp. 385-420 in Geodiversitas 36 (3) on pages 396-398, DOI: 10.5252/g2014n3a3, http://zenodo.org/record/4538531 |
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IOS16997.4836366 |
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ZAIN Publications |
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7213 |
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library:special library |
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Cognizance Journal of Multidisciplinary Studies |
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5267 |
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Cognizance Journal of Multidisciplinary Studies |
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16997 |
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Multidisciplinary |
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Stockholm |
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1 |
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IOS16997 |
first_indexed |
2022-06-06T02:40:21Z |
last_indexed |
2022-06-06T02:40:21Z |
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1734895793974804480 |
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17.60987 |