radiolaria - rads_cenozoic - Artobotrys borealis radiolaria - rads_cenozoic - Artobotrys borealis

Artobotrys borealis

Classification: rads_cenozoic -> Artostrobiidae -> Artobotrys -> Artobotrys borealis
Sister taxa: A. auriculaleporis, A. biaurita, A. borealis, A. sp.


Citation: Artobotrys borealis (Cleve) Petrushevskaya 1971
Rank: species
Basionym: Theocorys borealis
Taxonomic discussion: (Cleve) 1899 p 33 pl 3 fig 5; Petrushevskaya 1984 p 66 pl 55 fig 10; Weinheimer et al (ODP 134 SR) p. 311 pl 1 fig 1

Catalog entries: Theocorys borealis

Original description: Cephalis hemisperical (sic), with a short triangular horn and large, irregular, rounded pores. Thorax pear-shaped, with regular, circular pores, as broad as the bars, quincuncially arranged (4 in 0,01 mm.). Abdomen short, narrower than the thorax, with some few, irregular and scattered pores. Mouth some what constricted, sometimes with a hyaline peristome.

Length of cephalis 15µm., of abdomen 10-15µm. Breadth of thorax 45µm. Diameter of the mouth 27µmm. Distinguishing characters (rw): Resembles Sethocorys odysseus Haeckel. As to the shape and arrangement of the pores.


Biogeography and Palaeobiology

Biostratigraphic distribution

Geological Range:
Last occurrence (top): Extant. Data source: Lazarus et al. 2015 - "R age group"
First occurrence (base): within Quaternary Period (0.00-2.59Ma, base in Gelasian stage). Data source: Lazarus et al. 2015 - "R age group"

Plot of occurrence data:


Cleve, P. T. (1899a). Plankton collected by the Swedish expedition to Spitzbergen in 1898. Kongliga Svenska Vetenskaps-Akademiens Handlingar. 32(3): 1-51. gs V O

Petrushevskaya, M. G. (1984a). O kalssifikatsii radiolyariy Polycystina. Morfologiya, Ekologiya i Evolyutsiya Radiolyariyi (Nauka, Leningrad). 124-148. gs


Artobotrys borealis compiled by the radiolaria@mikrotax project team viewed: 22-3-2023

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AphiaID: 493457 Nomenclatural data on WoRMS
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