Analysis of the types of <i>Reinholdella</i>, an important Jurassic foraminiferal genus

<p>The important Jurassic foraminiferal genus <i>Reinholdella</i> is described and redefined based on the extant holotype of the correct type species, <i>Reinholdella dreheri</i> Brotzen, 1948 (<span class="inline-formula">=</span> <i>Discorb...

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Main Author: M. Apthorpe
Format: Article
Language:English
Published: Copernicus Publications 2025-06-01
Series:Journal of Micropalaeontology
Online Access:https://jm.copernicus.org/articles/44/169/2025/jm-44-169-2025.pdf
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author M. Apthorpe
author_facet M. Apthorpe
author_sort M. Apthorpe
collection DOAJ
description <p>The important Jurassic foraminiferal genus <i>Reinholdella</i> is described and redefined based on the extant holotype of the correct type species, <i>Reinholdella dreheri</i> Brotzen, 1948 (<span class="inline-formula">=</span> <i>Discorbis dreheri</i> Bartenstein sensu ten Dam and Reinhold, 1942). The invalid neotype of <i>Reinholdella dreheri</i> (Bartenstein), erected by Loeblich and Tappan (1987) (that should have been referred to as the neotype of <i>Discorbis dreheri</i> Bartenstein), is illustrated by scanning electron microscope (SEM) photography and redescribed. Some of the taxonomic confusion surrounding the species <i>Discorbis</i> <i>dreheri</i> Bartenstein, 1937 is illustrated from the variable morphotypes in the type material. An important species ascribed to <i>Reinholdella</i>, <i>R. macfadyeni</i> (ten Dam), is illustrated and its features compared with the type specimen. The holotype of the type species and other species illustrated have only one aperture. Species assigned to <i>Reinholdella</i> require re-assessment.</p>
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spelling doaj-art-3d25d9ddb75a4c8daef9eca0151cd0442025-06-26T06:07:13ZengCopernicus PublicationsJournal of Micropalaeontology0262-821X2041-49782025-06-014416919110.5194/jm-44-169-2025Analysis of the types of <i>Reinholdella</i>, an important Jurassic foraminiferal genusM. Apthorpe0independent researcher: P.O. Box 814, Batemans Bay NSW 2536, Australia<p>The important Jurassic foraminiferal genus <i>Reinholdella</i> is described and redefined based on the extant holotype of the correct type species, <i>Reinholdella dreheri</i> Brotzen, 1948 (<span class="inline-formula">=</span> <i>Discorbis dreheri</i> Bartenstein sensu ten Dam and Reinhold, 1942). The invalid neotype of <i>Reinholdella dreheri</i> (Bartenstein), erected by Loeblich and Tappan (1987) (that should have been referred to as the neotype of <i>Discorbis dreheri</i> Bartenstein), is illustrated by scanning electron microscope (SEM) photography and redescribed. Some of the taxonomic confusion surrounding the species <i>Discorbis</i> <i>dreheri</i> Bartenstein, 1937 is illustrated from the variable morphotypes in the type material. An important species ascribed to <i>Reinholdella</i>, <i>R. macfadyeni</i> (ten Dam), is illustrated and its features compared with the type specimen. The holotype of the type species and other species illustrated have only one aperture. Species assigned to <i>Reinholdella</i> require re-assessment.</p>https://jm.copernicus.org/articles/44/169/2025/jm-44-169-2025.pdf
spellingShingle M. Apthorpe
Analysis of the types of <i>Reinholdella</i>, an important Jurassic foraminiferal genus
Journal of Micropalaeontology
title Analysis of the types of <i>Reinholdella</i>, an important Jurassic foraminiferal genus
title_full Analysis of the types of <i>Reinholdella</i>, an important Jurassic foraminiferal genus
title_fullStr Analysis of the types of <i>Reinholdella</i>, an important Jurassic foraminiferal genus
title_full_unstemmed Analysis of the types of <i>Reinholdella</i>, an important Jurassic foraminiferal genus
title_short Analysis of the types of <i>Reinholdella</i>, an important Jurassic foraminiferal genus
title_sort analysis of the types of i reinholdella i an important jurassic foraminiferal genus
url https://jm.copernicus.org/articles/44/169/2025/jm-44-169-2025.pdf
work_keys_str_mv AT mapthorpe analysisofthetypesofireinholdellaianimportantjurassicforaminiferalgenus