Phormostichoartus crustula


Classification: rads_cenozoic -> Artostrobiidae -> Phormostichoartus -> Phormostichoartus crustula
Sister taxa: P. caryoforma, P. corbula, P. crustula, P. doliolum, P. fistula, P. furcaspiculata, P. marylandicus, P. multiseriatus, P. pitomorphus, P. platycephala, P. schneideri, P. strongi, P. sp.

Taxonomy

Citation: Phormostichoartus crustula (Caulet) Nigrini and Caulet 1992
Rank: species
Basionym: Lithamphora crustula
Taxonomic discussion: (Caulet) 1979

Catalog entries: Lithamphora crustula

Original description: Petite Lithamphora constituée de trois segments à peine différenciés. Céphalis et thorax, à trois rangées horizontales de pores, confondus. Tube vertical soudé au thorax. Abdomen renflé terminé par une ouverture légèrement rétrécie, bordée de péristome non perforé.
[Small Lithamphora with three segments slightly differentiated. Cephalis not distinct from a thorax with three horizontal rows of pores. Vertical tube fused with thorax. Inflated abdomen ending in a slighty narrowing opening with a non perforated peristome.] Distinguishing characters (rw): Non encore observé dans le plancton. Plus fréquent dans l'Atlantique Nord et l'océan Indien austral.
[Not yet recognized in plankton. More common in the North Atlantic and the South Indian Ocean.]

Description

Biogeography and Palaeobiology

Biostratigraphic distribution

Geological Range:
Last occurrence (top): within Neogene Period (2.59-23.03Ma, top in Piacenzian stage). Data source: Lazarus et al. 2015 - "N age group"
First occurrence (base): within Neogene Period (2.59-23.03Ma, base in Aquitanian stage). Data source: Lazarus et al. 2015 - "N age group"

Plot of occurrence data:

References:

Caulet, J. (1979). Les depot a radiolaires d'age Pliocene superieur a Pleistocene dans l'ocean Indien central:Nouvelle zonation biostratigraphique. Mémoires du Muséum National d'Histoire naturelle, nouvelle série, série C, Sciences de la terre. 43: 119-141. gs


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Phormostichoartus crustula compiled by the radiolaria@mikrotax project team viewed: 21-1-2021

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Short stable page link: http://mikrotax.org/radiolaria/index.php?id=205015 Go to Archive.is to create a permanent copy of this page - citation notes



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