Head, Martin J; Norris, Geoffrey; Mudie, Peta J (1989): Stratigraphic distribution of marine palynomorph species recorded for the Miocene and lowermost Pliocene of ODP Hole 105-646B (Table 1) [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.743496, Supplement to: Head, MJ et al. (1989): Palynology and dinocyst stratigraphy of the upper Miocene and lowermost Pliocene, ODP Leg 105, Site 646, Labrador Sea. In: Srivastava, SP; Arthur, M; Clement, B; et al. (eds.), Proceedings of the Ocean Drilling Program, Scientific Results, College Station, TX (Ocean Drilling Program), 105, 423-451, https://doi.org/10.2973/odp.proc.sr.105.135.1989
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Abstract:
A total of 58 productive samples have been palynologically analyzed from the upper Miocene and lowermost Pliocene of Ocean Drilling Program (ODP) Hole 646B in the central Labrador Sea. Pollen and spores are a major component of the assemblages and indicate a temperate-source vegetation, although they mainly comprise forms that are longranging in high latitudes. Reworking may account for some of these forms. A diverse marine palyno flora (70 taxa) was recovered, and five provisional dinocyst assemblage zones are erected. Palynomorph assemblages are thought to be largely allochthonous and may reflect changing bottom-water paleocurrents. The dinocyst flora consists of both oceanic and neritic species and indicates temperate surface-water conditions. Similarities exist with other dinocyst assemblages recorded from the northern North Atlantic and Norwegian Sea, although there are some important differences, including a diverse protoperidiniacean component at this site.
Project(s):
Ocean Drilling Program (ODP)
Coverage:
Latitude: 58.209300 * Longitude: -48.369100
Date/Time Start: 1985-10-04T08:45:00 * Date/Time End: 1985-10-13T21:01:00
Minimum Elevation: -3459.0 m * Maximum Elevation: -3459.0 m
Event(s):
105-646B * Latitude: 58.209300 * Longitude: -48.369100 * Date/Time Start: 1985-10-04T08:45:00 * Date/Time End: 1985-10-13T21:01:00 * Elevation: -3459.0 m * Penetration: 766.7 m * Recovery: 404.25 m * Location: Labrador Sea * Campaign: Leg105 * Basis: Joides Resolution * Method/Device: Drilling/drill rig (DRILL) * Comment: 80 cores; 766.2 m cored; 0 m drilled; 52.8 % recovery
Comment:
Species abundance: A = abundant, C = common, R = rare, - = not presented, cf. = confer.
Parameter(s):
# | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
---|---|---|---|---|---|---|
1 | Epoch | Epoch | Head, Martin J | Age model, paleomag, Berggren et al (1985) | after Leg 105 shipboard Party (1087, doi:10.2973/odp.proc.ir.105.1987) | |
2 | Nannofossil zone | Nannos zone | Head, Martin J | |||
3 | Dinoflagellate zone | Dinofl zone | Head, Martin J | after Knuettel et al. (1988, doi:10.2973/odp.proc.sr.105.130.1989) | ||
4 | Sample code/label | Sample label | Head, Martin J | DSDP/ODP/IODP sample designation | ||
5 | Sample comment | Sample comment | Head, Martin J | G = good quality - no contamination, M = medium quality - probably slight contamination from drilling slurry | ||
6 | Xandarodinium xanthum | X. xanthum | Head, Martin J | |||
7 | Nematosphaeropsis major | N. major | Head, Martin J | |||
8 | Pyxidiella sp. | Pyxidiella sp. | Head, Martin J | genus questionable, sp. 1 | ||
9 | Operculodinium sp. | Operculodinium sp. | Head, Martin J | cf. Operculodinium sp. of Piasecki, 1980 | ||
10 | Dinoflagellate cyst indeterminata | Dinofl indet | Head, Martin J | Gen. et sp. indet. | ||
11 | Nematosphaeropsis sp. | Nematosphaeropsis sp. | Head, Martin J | sp. 1 | ||
12 | Gongylodinium serratum | G. serratum | Head, Martin J | |||
13 | Cristadinium cristatoserratum | C. cristatoserratum | Head, Martin J | |||
14 | Invertocysta spp. | Invertocysta spp. | Head, Martin J | |||
15 | Melitasphaeridium choanophorum | M. choanophorum | Head, Martin J | |||
16 | Dinoflagellate sp. | Dinofl sp. | Head, Martin J | Forma C of Wrenn and Kokinos, 1986 | ||
17 | Incertae sedis sp. | I. sedis sp. | Head, Martin J | sp. 3 | ||
18 | Rhizophagites sp. | Rhizophagites sp. | Head, Martin J | sp. A of Wrenn and Kokinos, 1986 | ||
19 | Acritarch sp. | Acritarch sp. | Head, Martin J | sp. 1 | ||
20 | Batiacasphaera/Cerebrocysta group | Batiacasphaera/Cerebrocysta gr | Head, Martin J | group A | ||
21 | Brigantedinium spp. | Brigantedinium spp. | Head, Martin J | cf. Brigantedinium spp. | ||
22 | Corrudinium? labradori | C.? labradori | Head, Martin J | |||
23 | Habibacysta tectata | H. tectata | Head, Martin J | |||
24 | Impagidinium paradoxum | I. paradoxum | Head, Martin J | |||
25 | Impagidinium patulum | I. patulum | Head, Martin J | s.l. | ||
26 | Impagidinium pallidum | I. pallidum | Head, Martin J | genus questionable | ||
27 | Lejeunecysta spp. | Lejeunecysta spp. | Head, Martin J | |||
28 | Nematosphaeropsis lemniscata | N. lemniscata | Head, Martin J | |||
29 | Operculodinium janduchenei | O. janduchenei | Head, Martin J | |||
30 | Reticulatosphaera actinocoronata | R. actinocoronata | Head, Martin J | |||
31 | Selenopemphix dionaeacysta | S. dionaeacysta | Head, Martin J | |||
32 | Selenopemphix nephroides | S. nephroides | Head, Martin J | |||
33 | Spiniferites/Achomosphaera Group | Spiniferites/Achomo gr | Head, Martin J | |||
34 | Dapsilidinium pastielsii | D. pastielsii | Head, Martin J | |||
35 | Labyrinthodinium truncatum | L. truncatum | Head, Martin J | |||
36 | Achomosphaera andalousiensis | A. andalousiensis | Head, Martin J | |||
37 | Impagidinium sp. | Impagidinium sp. | Head, Martin J | cf. I. aculeatum | ||
38 | Surculosphaeridium sp. | Surculosphaeridium sp. | Head, Martin J | of Dufflied and Stein, 1986 | ||
39 | Impagidinium aculeatum | I. aculeatum | Head, Martin J | |||
40 | Incertae sedis sp. | I. sedis sp. | Head, Martin J | sp. 1 Edwards, 1984b | ||
41 | Invertocysta lacrymosa | I. lacrymosa | Head, Martin J | |||
42 | Operculodinium? eirikianum | O.? eirikianum | Head, Martin J | |||
43 | Operculodinium centrocarpum | O. centrocarpum | Head, Martin J | s.l. | ||
44 | Gongylodinium sp. | Gongylodinium sp. | Head, Martin J | cf. G. serratum | ||
45 | Deflandrea sp. | Deflandrea sp. | Head, Martin J | genus questionable. sp. 1 (reworked?) | ||
46 | Capillicysta gloriana | C. gloriana | Head, Martin J | |||
47 | Hystrichokolpoma rigaudiae | H. rigaudiae | Head, Martin J | |||
48 | Impagidinium sp. | Impagidinium sp. | Head, Martin J | sp. 2 | ||
49 | Incertae sedis sp. | I. sedis sp. | Head, Martin J | sp. 1 | ||
50 | Acritarch sp. | Acritarch sp. | Head, Martin J | sp. 2 | ||
51 | Cristadinium diminutivum | C. diminutivum | Head, Martin J | |||
52 | Impagidinium sp. | Impagidinium sp. | Head, Martin J | sp. 1 | ||
53 | Paralecaniella indentata | P. indentata | Head, Martin J | reworked? | ||
54 | Tuberculodinium vancampoae | T. vancampoae | Head, Martin J | |||
55 | Polysphaeridium sp. | Polysphaeridium sp. | Head, Martin J | sp. 1 | ||
56 | Dapsilidinium pseudocolligerum | D. pseudocolligerum | Head, Martin J | |||
57 | Selenopenphyx sp. | Selenopenphyx sp. | Head, Martin J | sp. 2 | ||
58 | Nematosphaeropsis labyrinthus | N. labyrinthus | Head, Martin J | |||
59 | Cerebrocysta namocensis | C. namocensis | Head, Martin J | genus questionable | ||
60 | Nematosphaeropsis sp. | Nematosphaeropsis sp. | Head, Martin J | sp. A Wrenn & Kokinos, 1986 | ||
61 | Selenopemphix sp. | Selenopemphix sp. | Head, Martin J | sp. 1 | ||
62 | Selenopenphyx indentata | S. indentata | Head, Martin J | genus questionable | ||
63 | Incertae sedis sp. | I. sedis sp. | Head, Martin J | sp. 2 | ||
64 | Pentadinium laticinctum laticinctum | P. laticinctum laticinctum | Head, Martin J | |||
65 | Emslandia sp. | Emslandia sp. | Head, Martin J | sp. 1 | ||
66 | Xandarodinium sp. | Xandarodinium sp. | Head, Martin J | sp. X. variabile? | ||
67 | Lejeunecysta sp. | Lejeunecysta sp. | Head, Martin J | cf. L. tenella | ||
68 | Dinoflagellate cyst | Dinofl cyst | Head, Martin J | Cyst? of Polykrikos? | ||
69 | Lingulodinium machaerophorum | L. machaerophorum | Head, Martin J | |||
70 | Filisphaera sp. | Filisphaera sp. | Head, Martin J | genus questionable, cf. F. filifera | ||
71 | Spiniferites sp. | Spiniferites sp. | Head, Martin J | cf. S. ellipsoideus | ||
72 | Filisphaera sp. | Filisphaera sp. | Head, Martin J | cf. Filisphaera sp. A | ||
73 | Impagidinium fenestroseptatum | I. fenestroseptatum | Head, Martin J | |||
74 | Muraticysta microornata | M. microornata | Head, Martin J | |||
75 | Tectatodinium pellitum | T. pellitum | Head, Martin J |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
2400 data points
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