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Table T8. Calcareous nannofossil checklist for Site 1146.

Epoch Zones Core, section,
interval (cm)		 Depth (mcd) Preservation Abundance Amaurolithus amplificus Amaurolithus delicatus Amaurolithus primus Amaurolithus tricorniculatus Calcidiscus leptoporus Calcidiscus macintyrei Calcidiscus premacintyrei Catinaster calyculus Catinaster coalitus Ceratolithus armatus Ceratolithus cristatus Ceratolithus rugosus Coccolithus miopelagicus Coccolithus pelagicus Coronocyclus nitescens Cyclicargolithus floridanus Discoaster asymmetricus Discoaster bellus Discoaster berggrenii Discoaster bollii Discoaster brouweri Discoaster calcaris Discoaster deflandrei Discoaster druggii Discoaster hamatus Discoaster kugleri Discoaster loeblichii Discoaster moorei Discoaster neohamatus Discoaster neorectus Discoaster pentaradiatus Discoaster petaliformis Discoaster prepentaradiatus Discoaster quinqueramus Discoaster signus Discoaster surculus Discoaster variabilis Discosphaera tubifera Emiliania huxleyi Florisphaera profunda Gephyrocapsa caribbeanica Gephyrocapsa margarelii Gephyrocapsa oceanica Gephyrocapsa spp. (small) Helicosphaera ampliaperta Helicosphaera carteri Helicosphaera hyalina Helicosphaera inversa Helicosphaera wallichii Minylitha convallis Oolithotus antillarum Pontosphaera spp. Pseudoemiliania lacunosa Reticulofenestra asanoi Reticulofenestra pseudoumbilicus Reticulofenestra (small-medium sized) Rhabdosphaera clavigera Scapholithus fossilis Sphenolithus abies/neoabies Sphenolithus belemnos Sphenolithus heteromorphus Syracosphaera pulchra Syracosphaera spp. Thorosphaera flabellata Triquetrorhabdulus rugosus Umbellosphaera irregularis Umbilicosphaera sibogae


184-1146A-  




































































 
Pleistocene


NN21B
1H-CC, 8-15 3.82
G
A




F








R
























A
A


A
C

C


R

R





F
R



C
R
F

F
C
2H-CC, 12-19 14.25
G
A




F

































C
A


A
A

F


R

R
R




C
F



F



F
C
3H-CC, 13-20 24.79
G
A




C





F


R
























C
A


A
A

F


F

F





F
F



C
R


F
C
NN21A
4H-CC, 21-28 35.13
G
A




F





R



























F
A


A
A

C
R
R
R

R





C
F



C



R
C
5H-CC, 20-27 45.37
G
A




F





R


























R

A
R

A
D

F




F
F




C
F



C




C
6H-CC, 35-42 54.16
G
A




R





R


























R

C
C
C
C
A

R





R
R



F
R



R
R


R

7H-CC, 36-43 63.86
G
A




R





R









R









R






R

C
C
C
C
A

R





R
R



F
R



F
R


R
F
NN20
8H-CC, 0-7 73.10
G
A




R
R




R









R















R
R

C
C
C
C
A

R





R
F



R
R



R
R
R

R
F
9H-CC, 26-33 83.86
G
A




R





R









R









R








D
C
C
C
C

R





R
C



R




R
R
F

R
F
NN19b
10H-CC, 26-31 93.40
G
A




R





R









R









R





R


D
F
F
C
C

R





R
C



R
R



R
R
F

R
R
11H-CC, 44-50 104.85
G
A




R















R









R





R


D
R
F
C
C

R





R
C



R




R
R
F

R
F
12H-CC, 26-32 114.40
G
A




R





R


R






R









R








D

F
C
C

F





R
C
R


R




R

R


R
13H-CC, 22-28 124.83
G
A




R
R




R


R






R









R






R

A
R
F
F
D

F





R
C
C


R




R
R
R

R
F
14H-CC, 20-26 135.02
G
A




R





R









R









R






R

A
R
R
R
D

R





R
A
R

R
R




R

R


F
15H-CC, 25-32 145.52
G
A




R





R


R






R









R





R


C
F
F
R
D

R





R
A
R

R
R




R

R

R
F
16H-CC, 25-31 153.71
G
A




R





R









R









R





R


A
C
F
F
D

C





R
A


R
R
R



R

R


R
17H-CC, 32-38 166.10
G
A




R
R




R


R






R









R





R


A
F
C
F
A

C





R
A


R
R




R

R


R
late
Pliocene
NN19a
18H-CC, 24-29 175.49
G
A




R
F




R


R






R









R








A





R





R
A


F
R
R



R

R


R
19H-CC, 20-26 185.46
G
A




R
F




R









C









F








A





R





R
C


A
F
R



R

R


R
NN18
20H-CC, 25-32 195.14
G
A




R
R




R









C









F








A





F





R
C


A
F




R

R


R
21H-CC, 0-5 206.14
G
A




R
R




R





R



C









F








A





F





R
C


A
F




R

R


R
NN17
22X-CC, 30-35 216.70
G
A




R
R




R





R



C









C




R
R


A





F





R
C

R
A
F




R

R


R
NN16
23X-CC, 22-27 226.68
G
A




R
R




R


R


R



C









C




R



A





F





R
C


A
F




R
F
R


F
24X-CC, 28-33 237.07
M
A




R
C




R


R


R



C









A




R



A





F





R
C

R
A
R
R
F


R

R


R
26X-CC, 35-41 256.50
M
A




C
C




R
R








F









C




C
F


A





C








C
A
R

A


F




C
early
Pliocene
NN15
27X-CC, 23-30 267.47
M
A




C
F




R
R








F









C




C
F


C





F








C
A
F

A


F




C
NN 12-14
28X-CC, 16-23 278.63
M
A



R
F
F




R









F









C




F
F


A





C








C
D
R

A


R




C
29X-CC, 16-23 288.50
M
A

R

R
C
F




R


R






C









C




C
C


C





C








C
A
F

A


F




C
30X-CC, 37-44 298.71
M
A

R

R
C








F






F









C




C
C


A





C








C
A
F

A


F


R

C

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