radiolaria - rads_cenozoic - Dictyoprora armadillo radiolaria - rads_cenozoic - Dictyoprora armadillo

Dictyoprora armadillo


Classification: rads_cenozoic -> Artostrobiidae -> Dictyoprora -> Dictyoprora armadillo
Sister taxa: D. amphora, D. armadillo, D. mongolfieri, D. ovata, D. physothorax, D. pirum, D. salillum, D. urceolus, D. sp.

Taxonomy

Citation: Dictyoprora armadillo (Ehrenberg 1873)
taxonomic rank: species
Basionym: Eucyrtidium armadillo Ehrenberg 1873
Synonyms:

From Suzuki Paleotax db:

1874 Eucyrtidium armadillo n. sp. Ehrenberg p. 225-226
1876 Eucyrtidium armadillo Ehrenberg Ehrenberg p. 70-71, pl. 9, fig. 10
1887 Sethocorys armadillo (Ehrenberg) Haeckel p. 1302
1971 Theocampe armadillo (Ehrenberg) group Riedel & Sanfilippo p. 1601, pl. 3e, figs. 3-6
1974 Theocampe armadillo (Ehrenberg) group Nigrini p. 1070, pl. 1m, fig. 6, pl. 2e, fig. 8
1975 Theocampe armadillo (Ehrenberg) group Ling p. 732, pl. 13, fig. 15
1977 Dictyoprora armadillo (Ehrenberg) Nigrini p. 250, pl. 4, fig. 4
1977 Theocampe armadillo (Ehrenberg) group Riedel & Sanfilippo pl. 11, figs. 8, 9
1979 Theocampe armadillo (Ehrenberg) group Maurrasse pl. 1, fig. 4
1979 Theocampe armadillo (Ehrneberg) group Maurrasse pl. 1, fig. 4
1981 Dictyoprora armadillo (Ehrenberg) De Wever pl. 4, fig. 5
1982 Theocampe armadillo (Ehrenberg) Okada et al. pl. 1, fig. 5
1985 Dictyoprora armadillo (Ehrenberg) Sanfilippo et al. fig. 33.5
1988 Dictyoprora armadillo (Ehrenberg) Suyari & Yamasaki pl. 2, fig. 9
2006 Dictyoprora armadillo (Ehrenberg) group Nigrini et al. p. 31, pl. P6, fig. 9
2009 Eucyrtidium armadillo Ehrenberg [Ehrenberg collection] Ogane et al. pl. 83, figs. 1a-d, 2a-b
Taxonomic discussion: (Ehrenberg) 1873, 1875; Nigrini 1977

Catalog entries: Eucyrtidium armadillo

Original description: [2-segmented, smooth, with cephalis ovate, porous, substriate, armed with a strong frontal spine with thorns at the base. Second segment ovate-oblong, girdled by very many transverse rows of pores, truncate and slightly constricted posteriorly. 14 rows of pores, approximately 4 pores in 23 µ. (Translated from Latin by E.M.R. and W.R.R.)]

Length without spine 31µm, of the second segment 98µm; maximum breadth 62µm.

Description

Biogeography and Palaeobiology


Similar species

armadillo

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. (1874b). Grössere Felsproben des Polycystinen-Mergels von Barbados mit weiteren Erläuterungen. Monatsberichte der Koniglichen Preussische Akademie der Wissenschaften zu Berlin. 1873: 213-263. gs

Nigrini, C. A. (1977). Tropical Cenozoic Artostrobiidae (Radiolaria). Micropaleontology. 23(3): 241-269. gs


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Dictyoprora armadillo compiled by the radiolaria@mikrotax project team viewed: 14-11-2024

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