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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):
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):
#NameShort NameUnitPrincipal InvestigatorMethod/DeviceComment
EpochEpochHead, Martin JAge model, paleomag, Berggren et al (1985)after Leg 105 shipboard Party (1087, doi:10.2973/odp.proc.ir.105.1987)
Nannofossil zoneNannos zoneHead, Martin J
Dinoflagellate zoneDinofl zoneHead, Martin Jafter Knuettel et al. (1988, doi:10.2973/odp.proc.sr.105.130.1989)
Sample code/labelSample labelHead, Martin JDSDP/ODP/IODP sample designation
Sample commentSample commentHead, Martin JG = good quality - no contamination, M = medium quality - probably slight contamination from drilling slurry
Xandarodinium xanthumX. xanthumHead, Martin J
Nematosphaeropsis majorN. majorHead, Martin J
Pyxidiella sp.Pyxidiella sp.Head, Martin Jgenus questionable, sp. 1
Operculodinium sp.Operculodinium sp.Head, Martin Jcf. Operculodinium sp. of Piasecki, 1980
10 Dinoflagellate cyst indeterminataDinofl indetHead, Martin JGen. et sp. indet.
11 Nematosphaeropsis sp.Nematosphaeropsis sp.Head, Martin Jsp. 1
12 Gongylodinium serratumG. serratumHead, Martin J
13 Cristadinium cristatoserratumC. cristatoserratumHead, Martin J
14 Invertocysta spp.Invertocysta spp.Head, Martin J
15 Melitasphaeridium choanophorumM. choanophorumHead, Martin J
16 Dinoflagellate sp.Dinofl sp.Head, Martin JForma C of Wrenn and Kokinos, 1986
17 Incertae sedis sp.I. sedis sp.Head, Martin Jsp. 3
18 Rhizophagites sp.Rhizophagites sp.Head, Martin Jsp. A of Wrenn and Kokinos, 1986
19 Acritarch sp.Acritarch sp.Head, Martin Jsp. 1
20 Batiacasphaera/Cerebrocysta groupBatiacasphaera/Cerebrocysta grHead, Martin Jgroup A
21 Brigantedinium spp.Brigantedinium spp.Head, Martin Jcf. Brigantedinium spp.
22 Corrudinium? labradoriC.? labradoriHead, Martin J
23 Habibacysta tectataH. tectataHead, Martin J
24 Impagidinium paradoxumI. paradoxumHead, Martin J
25 Impagidinium patulumI. patulumHead, Martin Js.l.
26 Impagidinium pallidumI. pallidumHead, Martin Jgenus questionable
27 Lejeunecysta spp.Lejeunecysta spp.Head, Martin J
28 Nematosphaeropsis lemniscataN. lemniscataHead, Martin J
29 Operculodinium janducheneiO. janducheneiHead, Martin J
30 Reticulatosphaera actinocoronataR. actinocoronataHead, Martin J
31 Selenopemphix dionaeacystaS. dionaeacystaHead, Martin J
32 Selenopemphix nephroidesS. nephroidesHead, Martin J
33 Spiniferites/Achomosphaera GroupSpiniferites/Achomo grHead, Martin J
34 Dapsilidinium pastielsiiD. pastielsiiHead, Martin J
35 Labyrinthodinium truncatumL. truncatumHead, Martin J
36 Achomosphaera andalousiensisA. andalousiensisHead, Martin J
37 Impagidinium sp.Impagidinium sp.Head, Martin Jcf. I. aculeatum
38 Surculosphaeridium sp.Surculosphaeridium sp.Head, Martin Jof Dufflied and Stein, 1986
39 Impagidinium aculeatumI. aculeatumHead, Martin J
40 Incertae sedis sp.I. sedis sp.Head, Martin Jsp. 1 Edwards, 1984b
41 Invertocysta lacrymosaI. lacrymosaHead, Martin J
42 Operculodinium? eirikianumO.? eirikianumHead, Martin J
43 Operculodinium centrocarpumO. centrocarpumHead, Martin Js.l.
44 Gongylodinium sp.Gongylodinium sp.Head, Martin Jcf. G. serratum
45 Deflandrea sp.Deflandrea sp.Head, Martin Jgenus questionable. sp. 1 (reworked?)
46 Capillicysta glorianaC. glorianaHead, Martin J
47 Hystrichokolpoma rigaudiaeH. rigaudiaeHead, Martin J
48 Impagidinium sp.Impagidinium sp.Head, Martin Jsp. 2
49 Incertae sedis sp.I. sedis sp.Head, Martin Jsp. 1
50 Acritarch sp.Acritarch sp.Head, Martin Jsp. 2
51 Cristadinium diminutivumC. diminutivumHead, Martin J
52 Impagidinium sp.Impagidinium sp.Head, Martin Jsp. 1
53 Paralecaniella indentataP. indentataHead, Martin Jreworked?
54 Tuberculodinium vancampoaeT. vancampoaeHead, Martin J
55 Polysphaeridium sp.Polysphaeridium sp.Head, Martin Jsp. 1
56 Dapsilidinium pseudocolligerumD. pseudocolligerumHead, Martin J
57 Selenopenphyx sp.Selenopenphyx sp.Head, Martin Jsp. 2
58 Nematosphaeropsis labyrinthusN. labyrinthusHead, Martin J
59 Cerebrocysta namocensisC. namocensisHead, Martin Jgenus questionable
60 Nematosphaeropsis sp.Nematosphaeropsis sp.Head, Martin Jsp. A Wrenn & Kokinos, 1986
61 Selenopemphix sp.Selenopemphix sp.Head, Martin Jsp. 1
62 Selenopenphyx indentataS. indentataHead, Martin Jgenus questionable
63 Incertae sedis sp.I. sedis sp.Head, Martin Jsp. 2
64 Pentadinium laticinctum laticinctumP. laticinctum laticinctumHead, Martin J
65 Emslandia sp.Emslandia sp.Head, Martin Jsp. 1
66 Xandarodinium sp.Xandarodinium sp.Head, Martin Jsp. X. variabile?
67 Lejeunecysta sp.Lejeunecysta sp.Head, Martin Jcf. L. tenella
68 Dinoflagellate cystDinofl cystHead, Martin JCyst? of Polykrikos?
69 Lingulodinium machaerophorumL. machaerophorumHead, Martin J
70 Filisphaera sp.Filisphaera sp.Head, Martin Jgenus questionable, cf. F. filifera
71 Spiniferites sp.Spiniferites sp.Head, Martin Jcf. S. ellipsoideus
72 Filisphaera sp.Filisphaera sp.Head, Martin Jcf. Filisphaera sp. A
73 Impagidinium fenestroseptatumI. fenestroseptatumHead, Martin J
74 Muraticysta microornataM. microornataHead, Martin J
75 Tectatodinium pellitumT. pellitumHead, Martin J
Size:
2400 data points

Data

Download dataset as tab-delimited text — use the following character encoding:


Epoch
(after Leg 105 shipboard Party...)

Nannos zone

Dinofl zone
(after Knuettel et al. (1988, ...)

Sample label
(DSDP/ODP/IODP sample designation)

Sample comment
(G = good quality - no contami...)

X. xanthum

N. major

Pyxidiella sp.
(genus questionable, sp. 1)

Operculodinium sp.
(cf. Operculodinium sp. of Pia...)
10 
Dinofl indet
(Gen. et sp. indet.)
11 
Nematosphaeropsis sp.
(sp. 1)
12 
G. serratum
13 
C. cristatoserratum
14 
Invertocysta spp.
15 
M. choanophorum
16 
Dinofl sp.
(Forma C of Wrenn and Kokinos,...)
17 
I. sedis sp.
(sp. 3)
18 
Rhizophagites sp.
(sp. A of Wrenn and Kokinos, 1986)
19 
Acritarch sp.
(sp. 1)
20 
Batiacasphaera/Cerebrocysta gr
(group A)
21 
Brigantedinium spp.
(cf. Brigantedinium spp.)
22 
C.? labradori
23 
H. tectata
24 
I. paradoxum
25 
I. patulum
(s.l.)
26 
I. pallidum
(genus questionable)
27 
Lejeunecysta spp.
28 
N. lemniscata
29 
O. janduchenei
30 
R. actinocoronata
31 
S. dionaeacysta
32 
S. nephroides
33 
Spiniferites/Achomo gr
34 
D. pastielsii
35 
L. truncatum
36 
A. andalousiensis
37 
Impagidinium sp.
(cf. I. aculeatum)
38 
Surculosphaeridium sp.
(of Dufflied and Stein, 1986)
39 
I. aculeatum
40 
I. sedis sp.
(sp. 1 Edwards, 1984b)
41 
I. lacrymosa
42 
O.? eirikianum
43 
O. centrocarpum
(s.l.)
44 
Gongylodinium sp.
(cf. G. serratum)
45 
Deflandrea sp.
(genus questionable. sp. 1 (re...)
46 
C. gloriana
47 
H. rigaudiae
48 
Impagidinium sp.
(sp. 2)
49 
I. sedis sp.
(sp. 1)
50 
Acritarch sp.
(sp. 2)
51 
C. diminutivum
52 
Impagidinium sp.
(sp. 1)
53 
P. indentata
(reworked?)
54 
T. vancampoae
55 
Polysphaeridium sp.
(sp. 1)
56 
D. pseudocolligerum
57 
Selenopenphyx sp.
(sp. 2)
58 
N. labyrinthus
59 
C. namocensis
(genus questionable)
60 
Nematosphaeropsis sp.
(sp. A Wrenn & Kokinos, 1986)
61 
Selenopemphix sp.
(sp. 1)
62 
S. indentata
(genus questionable)
63 
I. sedis sp.
(sp. 2)
64 
P. laticinctum laticinctum
65 
Emslandia sp.
(sp. 1)
66 
Xandarodinium sp.
(sp. X. variabile?)
67 
Lejeunecysta sp.
(cf. L. tenella)
68 
Dinofl cyst
(Cyst? of Polykrikos?)
69 
L. machaerophorum
70 
Filisphaera sp.
(genus questionable, cf. F. fi...)
71 
Spiniferites sp.
(cf. S. ellipsoideus)
72 
Filisphaera sp.
(cf. Filisphaera sp. A)
73 
I. fenestroseptatum
74 
M. microornata
75 
T. pellitum
late MioceneNN10 (CN9a)HNM 1105-646B-80X-CCGRRRRRRRRRRRRRRCRRCRRR/CRR/CRRRRR------------------------------------------
late MioceneNN10 (CN9a)HNM 1105-646B-80X-2,2-4G-RR-RRR-RR-R--C/A--RR/CRR/C-C/ARR--R/CRR?(R)RRRRRRR--------------------------------
late MioceneNN10 (CN9a)HNM 2105-646B-79X-1,108-110G--------R-----CR-RRRRRRRR--------R---RRRR-----------------------------
late MioceneNN10 (CN9a)HNM 2105-646B-78X-CC,1-3G---RRR-R?(R)--R--C/AR/C-C/ARC/AR/C-C/ARRRRR-R-R-R---RR-RRRRCR------------------------
late MioceneNN10 (CN9a)HNM 2105-646B-77X-4,64-66G----R/C-------R-C--R/C--R-RRR------R--R---------R-?(R)-----------------------
late MioceneNN10 (CN9a)HNM 2105-646B-76X-CCG---RR/C-R-R/C---R-AR-R/C-RRRR/C-RR-R--RR-----RR/C-R----R-RRR--------------------
late MioceneNN11 (CN9a)HNM 2105-646B-74X-CCG----R-?(R)-----RRR/C--R--R-----------------------R/C-------------------------
late MioceneNN11 (CN9a)HNM 2105-646B-74X-2,90-94G----C-R/C-R/C----R/CR/CR-R--R-CRR--R----cf(R)---R-R-------RR----------------------
late MioceneNN11 (CN9a)HNM 2105-646B-73X-1,61-64G----C/A--RR--R--C/A--R-cf(R)CRR/C-R--R-----R--RRC-----R-R/CR/C--R-------------------
late MioceneNN11 (CN9a)HNM 2105-646B-72X-2,90-92G----C-?(R)-R-----C-RR?(R)?(R)R-R-R/C--R----------------R---R---------------------
late MioceneNN11 (CN9a)HNM 3105-646B-71X-2,125-127M-------RR-RRR-R/C--R-RRRRR/CRR--------------R----RR--R-?(R)------------------
late MioceneNN11 (CN9a)HNM 3105-646B-69X-CC,5-8G-----RR/C-?(R)--R--C--C-cf(R/C)R/C-R/CRR/C--R-----R---RR--------R/C--R-R-----------------
late MioceneNN11 (CN9a)HNM 3105-646B-67X-CCG--------R--R--C/A-----R-C-C----------------------------R/CR---------------
late MioceneNN11 (CN9a)HNM 3105-646B-67X-3,50-53G------RRR-----R/C--RRRRRR/CRRRRR-----R---R-RR----R/CR----R---RR/CR------------
late MioceneNN11 (CN9a)HNM 4105-646B-66X-2,20-23G--------RR-R/C-R/CC--R/C-cf(R)R-CRR--R/C-----R--R/CR---------RRR----R---R-----------
late MioceneNN11 (CN9a)HNM 4105-646B-65X-3,101-104G-------R---R--C/A--R-cf(R)R-RRR/CR-------R-?(R)----R----R/C-------------R----------
late MioceneNN11 (CN9a)HNM 4105-646B-63X-CCG-------R---R-R/CR/CRRRR-RRR/CRRR-R----RR--RR--R----R---R--------------------
late MioceneNN11 (CN9a)HNM 4105-646B-63X-3,26-29G-------RR-R---C--RRRR-RRRR-------------RR----R--------------R---------
late Miocene?HNM 4105-646B-62X-3,37-39G-------R------CR-R-R-RR/CRRR/C-R-----R---R-R/CR/C----R-----R-----R---R--------
late Miocene?HNM 4105-646B-62X-2,139-141G------------R-RR-----RRR/CRR/C-R---------R-RR----R---R-------R---R/C--------
late MioceneNN11 (CN 9b)HNM 4105-646B-61X-CCG--------------R--R-R--------------------------------------------------
late MioceneNN11 (CN 9b)HNM 4105-646B-61X-1,123-126G-----------RR-CR--R-RRRRR-RR-----R-----RR---?(R)?(R)-----------R---RR/C-------
late MioceneNN11 (CN 9b)HNM 4105-646B-60X-CCG---------cf(R)---RC--RR/CRR-R/CRR--R--------R------------R--R----------R------
late MioceneNN11 (CN 9b)HNM 4105-646B-60X-3,14-17G--------R--RR-R--R-R--CRC--R/C-----R--------------------R---------------
late MioceneNN11 (CN 9b)HNM 5105-646B-59X-CCM-----------R-R-R---RRR------------------------------------------R/C-----
late MioceneNN11 (CN 9b)HNM 5105-646B-58X-CCG------------------RRR--R---------------R------------------------------
late MioceneNN11 (CN 9b)HNM 5105-646B-56X-3,1-3G---------------R---R---R---R------------------------------------R/C-----
late MioceneNN11 (CN 9b)HNM 5105-646B-55X-CCM-----------R-RC--R-cf(R)R-RRRR-------R--R---R----R---R-R------------R/CR----
Early PlioceneNN11 (CN 9b)HNM 5105-646B-51X-CCG------------RC/ARR/CR/C--RRRRRRcf(R)R------R--R--------R---R----------------RR--
Early PlioceneNN11 (CN 9b)HNM 5105-646B-51X-2,21-26G---------cf(R)-R-AC-R/C-RRR/C-R-R/CR-R/C-----RR?(R)R/C------------R/C----------------CRR-
Early PlioceneNN11 (CN 9b)HNM 5105-646B-50X-CCG----------RR/CR/C-R/CcfC-R/C-RR-R/C---R/C----------R-------------------R/C------------
Early PlioceneNN11 (CN 9b)HNM 5105-646B-50X-1,131-135G-------------RRRRRRRRRRRRRRR---------R--?(R)--------R--------------R---RR