- Type images:
x: E. pirum
From Suzuki Paleotax db:
1874 Eucyrtidium pirum n. sp. Ehrenberg p. 232
1876 Eucyrtidium pirum Ehrenberg Ehrenberg p. 72-73, pl. 10, fig. 4
1887 Theocampe (Theocampana) pirum (Ehrenberg) Haeckel p. 1423
1971 Theocampe pirum (Ehrenberg) Riedel & Sanfilippo p. 1601, pl. 3e, figs. 10, 11
1972 Theocampe pirum (Ehrenberg) Petrushevskaya & Kozlova p. 537, pl. 23, fig. 11
1973 Theocampe pirum (Ehrenberg) Dumitrica p. 788, pl. 4, fig. 5
1973 Theocampe pirum (Ehrenberg) Foreman p. 432, pl. 9, figs. 11, 12
1974 Theocampe pirum (Ehrenberg) Johnson p. 552, pl. 6, fig. 14
1974 Theocampe pirum (Ehrenberg) Nigrini p. 1070, pl. 2e, fig. 10
1975 Theocampe pirum (Ehrenberg) Ling p. 732, pl. 13, fig. 18
1977 Dictyoprora pirum (Ehrenberg) Nigrini p. 251, pl. 4, fig. 8
1977 Theocampe pirum (Ehrenberg) Riedel & Sanfilippo pl. 11, fig. 7
1978 Theocampe pirum (Ehrenberg) Riedel & Sanfilippo p. 76, pl. 9, fig. 14
1981 Dictyoprora pirum (Ehrenberg) De Wever pl. 4, fig. 7
1985 Dictyoprora pirum (Ehrenberg) Sanfilippo et al. p. 703, figs. 33.2a, 33.2b
1987 Dictyoprora pirum (Ehrenberg) Suyari & Yamasaki pl. 5, fig. 6
1992 Dictyoprora pirum (Ehrenberg) Takemura p. 743, pl. 5, fig. 11
2001 Dictyoprora pirum (Ehrenberg) s.s. Sanfilippo & Blome p. 211, fig. 8b
2001 Dictyoprora pirum (Ehrenberg) var. A Sanfilippo & Blome p. 211-212, fig. 8c
2006 Dictyoprora pirum (Ehrenberg) sensu stricto Nigrini et al. p. 32, pl. P6, figs. 10, 11
2009 Eucyrtidium pirum Ehrenberg [Ehrenberg collection] Ogane et al. pl. 10, fig. 5a-c
Catalog entries: Eucyrtidium pirum
x: E. pirumOriginal description: [2-segmented, pyriform, smooth; cephalis campanulate, large and unarmed, with pores in approximately longitudinal rows. Second segment constricted at each end, globosely swollen medianly) with the terminal aperture narrow and with a sub-even margin. Surface provided with widely separated transverse rows of pores. (Translated from Latin by E.M.R. and W.R.R.)]
Remarks on original description: [New name Theocampe pirum (Ehrenberg) Haeckel, modified as Dictyoprora pirum by Nigrini, 1977]
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:
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. gsReferences:
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Dictyoprora pirum compiled by the radiolaria@mikrotax project team viewed: 11-10-2024
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