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Pteridinium

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Journal Article
Journal: Paleobiology
Published: 01 November 2022
Paleobiology (2022) 48 (4): 527–556.
...Simon A. F. Darroch; Brandt M. Gibson; Maggie Syversen; Imran A. Rahman; Rachel A. Racicot; Frances S. Dunn; Susana Gutarra; Eberhard Schindler; Achim Wehrmann; Marc Laflamme Abstract Pteridinium simplex is an iconic erniettomorph taxon best known from late Ediacaran successions in South Australia...
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Journal Article
Published: 01 March 2014
Journal of Paleontology (2014) 88 (2): 240–252.
.... To further understand these two seemingly distinct taphonomic pathways, we investigated the three-dimensionally preserved Ediacaran fossil Pteridinium simplex from mass flow deposits of the upper Kliphoek Member, Dabis Formation, Kuibis Subgroup, southern Namibia. Our analysis, using a combination...
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Journal Article
Journal: AAPG Bulletin
Published: 01 April 1984
AAPG Bulletin (1984) 68 (4): 479–480.
... and accretion geometry of an exotic terrane that by some interpretations may be involved in overthrusting and is thus concealing potentially petroleum-bearing strata. The presence of Pteridinium in the CSB provides correlation with late Precambrian strata of the Russian platform, South West Africa, and South...
Image
Orientations of in situ  <span class="search-highlight">Pteridinium</span> simplex  measured in the field from Fa...
Published: 01 November 2022
Figure 8. Orientations of in situ Pteridinium simplex measured in the field from Farm Swartpunt. A, Schematic illustrating orientation measurement; because Pteridinium lack anterior–posterior differentiation, each individual has two principal orientations; we defined the first
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In situ  biostratinomy of  Rangea  and co-occurrence with  <span class="search-highlight">Pteridinium</span> . Kl...
Published: 01 September 2005
Figure 1. In situ biostratinomy of Rangea and co-occurrence with Pteridinium . Kliphoek Member of the Dabis Formation, Namibia. NESM F541. (a) Bottom view of the assemblage with two casts of Pteridinium and a cast of Rangea prepared off the sandstone matrix, all confined to the same
Image
Neotype specimen (SMF XXX 660f) of  <span class="search-highlight">Pteridinium</span> simplex  housed in the Senc...
Published: 01 November 2022
Figure 1. Neotype specimen (SMF XXX 660f) of Pteridinium simplex housed in the Senckenberg Forschungsinstitut und Naturmuseum in Frankfurt, Germany, shown in: A, dorsal view; and B, from the side in inferred life position (see, e.g., Meyer et al. 2014a ). Specimen illustrates key features
Image
SMF 20674; slab preserving a dense accumulation of  <span class="search-highlight">Pteridinium</span> simplex  in...
Published: 01 November 2022
Figure 2. SMF 20674; slab preserving a dense accumulation of Pteridinium simplex in three dimensions. A, View of slab base with more than 10 individuals of varying sizes present; note highly variable long-axis orientations among individuals, as well as the large size variation, and attitude
Image
SMF XXX 660k; slab preserving an accumulation of  <span class="search-highlight">Pteridinium</span> simplex  in t...
Published: 01 November 2022
Figure 3. SMF XXX 660k; slab preserving an accumulation of Pteridinium simplex in three dimensions. A, View of slab base with approximately five individuals of varying sizes present; as with Fig. 2 , note variable long-axis orientations and size variation among fossils and seams preserved
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SMF XXX 660q; A, slab preserving two large individual  <span class="search-highlight">Pteridinium</span> simplex ...
Published: 01 November 2022
Figure 4. SMF XXX 660q; A, slab preserving two large individual Pteridinium simplex as two-dimensional negative epirelief impressions on the slab top surface. Note (in the larger individual in particular) clear preservation of segments closer to the seam, indistinct margins of the lateral vanes
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SMF XXX 660i; single slab preserving two individual  <span class="search-highlight">Pteridinium</span> simplex  i...
Published: 01 November 2022
Figure 5. SMF XXX 660i; single slab preserving two individual Pteridinium simplex in three dimensions and in inferred life position with long axes parallel on either side of slab. A, Slab viewed from top, with the position of P. simplex fossils (B′ and B″) indicated. B, Lateral views of P
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A–G, Specimens of  <span class="search-highlight">Pteridinium</span> simplex  photographed in the field, from san...
Published: 01 November 2022
Figure 7. A–G, Specimens of Pteridinium simplex photographed in the field, from sandstone horizons near the top of the cuesta at Farm Swartpunt (Spitskop Member, Urusis Formation). All fossils in these horizons interpreted as preserved in situ and in approximate life position (see discussions
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Digital model of  <span class="search-highlight">Pteridinium</span> simplex . Construction of our base model (A) ...
Published: 01 November 2022
Figure 9. Digital model of Pteridinium simplex . Construction of our base model (A) and two null models (B, C) for which key morphological features inferred in the fossils have been removed.
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SMF XXX 660c; preserving the upright vane of a single  <span class="search-highlight">Pteridinium</span> simplex ...
Published: 01 November 2022
Figure 13. SMF XXX 660c; preserving the upright vane of a single Pteridinium simplex exposed in cross section in the side of the slab. Panels illustrate specimen lit from two angles to illustrate: A, millimeter-scale laminae (l) within the slab; and B, the outline of individual modules (m
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Geometry of  <span class="search-highlight">Pteridinium</span> simplex . (a) Exceptional specimen showing tapered...
Published: 14 July 2021
Fig. 9. Geometry of Pteridinium simplex . (a) Exceptional specimen showing tapered approach to the distal end of the organism (top) and measured widths of the right-hand vane between upper arrows (13 mm) and lower arrows (24 mm); unnumbered specimen in the private collection of Wilfried Erni
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Toy 3D model of part of a frond of  <span class="search-highlight">Pteridinium</span> simplex  rotated through 12...
Published: 14 July 2021
Fig. 10. Toy 3D model of part of a frond of Pteridinium simplex rotated through 120° and 240° to show views of the intersections between adjacent pairs of vanes. Note that in the left and right images the sutures between modules are offset in a zig-zag fashion, whereas in the middle image
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Phylogeny of Rangeomorpha using  <span class="search-highlight">Pteridinium</span>  as the outgroup to polarize t...
Published: 11 July 2018
Fig. 2. Phylogeny of Rangeomorpha using Pteridinium as the outgroup to polarize the data: (A) strict consensus tree; (B) majority-rule consensus tree. Numbers above nodes represent percentage of trees supporting that node.
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Thin section photomicrographs of  <span class="search-highlight">Pteridinium</span> simplex  fossil and matrix.  ...
Published: 01 March 2014
Figure 3 Thin section photomicrographs of Pteridinium simplex fossil and matrix. 1 , 2 , cross-polarized and plane-polarized light photomicrographs of fossil and matrix, with dashed line and arrows denoting the vane of a fossil; 3 , 4 , cross-polarized and plan-polarized light
Journal Article
Published: 14 July 2021
Geological Magazine (2022) 159 (7): 1093–1117.
...Fig. 9. Geometry of Pteridinium simplex . (a) Exceptional specimen showing tapered approach to the distal end of the organism (top) and measured widths of the right-hand vane between upper arrows (13 mm) and lower arrows (24 mm); unnumbered specimen in the private collection of Wilfried Erni...
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Journal Article
Journal: Geology
Published: 01 January 2020
Geology (2020) 48 (1): e497.
... (their figure 2) are a different phenomenon, namely, Pteridinium-like Ediacaran body fossils. The fossils in their figure 2 represent an undescribed genus and species of frondose erniettomorph Ediacaran, consisting of air-mattress type pneu structures sensu Seilacher (1989). Their figure 2E shows roughly...
Series: Geological Society, London, Special Publications
Published: 01 January 2007
DOI: 10.1144/SP286.29
EISBN: 9781862395343
... that a special combination of morphological types appear alternatively during the growth of the Vendobionta with two vanes. Further, we were able to identify the existence of two types in gliding symmetry predicted by us for Pteridinium specimens with three vanes. Detailed examination of the gliding symmetry...
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