Podocyrtis ampla


Classification: rads_cenozoic -> Pterocorythidae -> Podocyrtis -> Podocyrtis ampla
Sister taxa: P. acalles, P. ampla, P. apeza, P. aphorma, P. argulus, P. chalara, P. coronatus, P. diamesa, P. dorus, P. fasciolata, P. goetheana, P. helenae, P. mitra, P. mitrella, P. papalis, P. phyxis, P. platypus, P. sinuosa, P. trachodes, P. sp.
Daughter taxa: (blue => in age window 0-800Ma)
Podocyrtis ampla ampla

neptune records:

Taxonomy

Citation: Podocyrtis ampla Ehrenberg 1873
Rank: species
Basionym: Podocyrtis ampla
Taxonomic discussion: Ehrenberg 1873; 1875; Sanfilippo and Riedel 1992

Catalog entries: Podocyrtis ampla

Original description: [Smooth, 3-segmented; short, hemispherical cephalis, enveloped by the very large frontal spine. Second segment obconical, provided with small, frequent pores quincuncially arranged. Third segment broader than the second, slightly constricted posteriorly and armed with a short tooth, larger pores quincuncially arranged. Or Eucyrtidium? Length without spine 205 µ, of cephalis 23 µ, of second segment 90 µ, of third segment 103 µ, of frontal spine 86 µ. Maximum width 150 µ. (Translated from Latin by E.M.R. and W.R.R.)]

Description

Biogeography and Palaeobiology

Biostratigraphic distribution

Geological Range:
Last occurrence (top): within Paleogene Period (23.03-66.04Ma, top in Chattian stage). Data source: Lazarus et al. 2015 - "P age group"
First occurrence (base): within Paleogene Period (23.03-66.04Ma, base in Danian stage). Data source: Lazarus et al. 2015 - "P age group"

Plot of occurrence data:

References:

Ehrenberg, C. G. (1873a). Grössere Felsproben des Polycystinen-Mergels von Barbados mit weiteren Erläuterungen. Monatsberichte der Koniglichen Preussische Akademie der Wissenschaften zu Berlin. 1873: 213-263. gs

Ehrenberg, C. G. (1876). Forsetzung der Mikrogeologischen Studien als Gesammt Ubersicht der mikroskopischen Palaontologie gleichartig analysierter Gebiegsarten der Erde, mit specieller Rucksicht aus den Polycystinen Mergel von Barbados. Abhandlungen der Koniglichen Akademie der Wissenschaften zu Berlin, Physikalische Kl. 1875: 1-226. gs

Sanfilippo, A. & Riedel, W. R. (1992). The origin and evolution of Pterocorythidae (Radiolaria): A Cenozoic phylogenetic study. Micropaleontology. 38(1): 1-36. gs


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Podocyrtis ampla compiled by the radiolaria@mikrotax project team viewed: 28-10-2020

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Short stable page link: http://mikrotax.org/radiolaria/index.php?id=205089 Go to Archive.is to create a permanent copy of this page - citation notes



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