Table T3. Calcareous nannofossil age assignments, Site U1346. (See table notes.)
Core, section, interval (cm) | Age-diagnostic species (Abundance) | Stratigraphic range (Zone) |
Age (Ma) (Range estimation) |
---|---|---|---|
324-U1346A- | |||
2R-1, 1 | Cretarhabdus striatus (F) | Aptian–upper Cenomanian (?–UC4) | (Cretaceous) |
Cruciellipsis cuvillieri (R) | Tithonian–Hauterivian (NJ18–NC5) | ||
Reinhardites levis (R) | upper Campanian–Maastrichtian (?–CC25/UC19) | ||
Speetonia sp. (R) | Berriasian–Hauterivian (NK3–NC5) | ||
Tubodiscus verenae (R) | Valanginian (NK3b–NC4) | ||
4R-2, 27–30 | Cretarhabdus striatus (C) | Aptian–upper Cenomanian (?–UC4) | (Cretaceous) |
Eprolithus antiquus (R) | Hauterivian (NK3b–NC4a) | ||
Nannoconus steinmannii spp. minor (R) | Berriasian–Valanginian (NJKc–?) | ||
Reinhardites levis (R) | upper Campanian–Maastrichtian (?–CC25/UC19) | ||
4R-2, 107–108 | Cretarhabdus striatus (R) | Aptian–upper Cenomanian (?–UC4) | (Cretaceous) |
Eprolithus antiquus (R) | Hauterivian (NK3b–NC4a) | ||
Nannoconus sp. | Berriasian–Cenomanian | ||
4R-2, 140–143 | Eprolithus antiquus (R) | Hauterivian (NK3b–NC4a) | 133.1–131.2 |
4R-CC, 3 | Eprolithus antiquus (C) | Hauterivian (NK3b–NC4a) | (Early Cretaceous) |
Haqius circumradiatus (F) | Hauterivian–Campanian (?–UC15c) | ||
Nannoconus steinmannii spp. minor (R) | Berriasian–Valanginian (NJKc–?) | ||
5R-1, 3–4 | Eprolithus antiquus (R) | Hauterivian (NK3b–NC4a) | (Cretaceous) |
Cretarhabdus striatus (R) | Aptian–upper Cenomanian (?–UC4) | ||
Nannoconus sp. | Berriasian–Cenomanian | ||
5R-1, 16–17 | Cretarhabdus striatus (R) | Aptian–upper Cenomanian (?–UC4) | (Cretaceous) |
Haqius circumradiatus (R) | Hauterivian–Campanian (?–UC15c) | ||
Speetonia sp. (R) | Berriasian–Hauterivian (NK3–NC5) | ||
5R-1, 53–54 | Haqius circumradiatus (F) | Hauterivian–Campanian (?–UC15c) | 137.7–128.3 |
Nannoconus sp. | Berriasian–Cenomanian | ||
Rotelapillius laffittei (R) | Berriasian–Turonian (NJKd–UC9) | ||
Speetonia sp. (R) | Berriasian–Hauterivian (NK3–NC5) | ||
5R-1, 91–92 | Cruciellipsis cuvillieri (R) | Tithonian–Hauterivian (NJ18–NC5) | (Hauterivian) |
Haqius circumradiatus (F) | Hauterivian–Campanian (?–UC15c) | ||
5R-CC, 24–25 | Eprolithus antiquus (C) | Hauterivian (NK3b–NC4a) | 133.1–131.2 |
Haqius circumradiatus (F) | Hauterivian–Campanian (?–UC15c) | ||
Micrantholithus hochschulzi (R) | Berriasian–Aptian |
Notes: Abundance: C = common, F = frequent, R = rare. Zone ranges are only given for properly defined taxa.
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