Table 4. Distribution and relative abundances of stratigraphically useful planktonic foraminifers in Pliocene-Quaternary Holes 1013A and 1013B.
 
Core, section, interval (cm)
Depth (mbsf)
Abundance Neogloboquadrina pachyderma pachyderma Neogloboquadrina pachyderma B Neogloboquadrina pachyderma A Globorotalia inflata Neogloboquadrina dutertrei Neogloboquadrina humerosa praehumerosa Neogloboquadrina pachyderma C Neogloboquadrina kagaensis Neogloboquadrina asanoi Globorotalia puncticulata
Zone
Age
167-1013B-











CM1
Quaternary
1H-2, 10-12 1.60 A A A
R R




1H-3, 20-22 3.20 A A A
R





1H-4, 30-32 4.80 A C A

R




1H-5, 0-2 6.00 A C A
R R

















167-1013A-











2H-2, 100-102 7.60 C F C







2H-3, 70-72 8.80 C
C

R

















167-1013B-











2H-2, 10-12 10.20 A F A







2H-2, 120-122 11.30 R
R







2H-3, 20-22 11.80 B









2H-3, 100-102 12.60 A A F
R C




2H-4, 110-112 14.20 A R C
F R




2H-5, 120-122 15.80 A R A
R





2H-6, 50-52 16.60 C R C

R

















167-1013A-











3H-2, 130-132 17.40 A
A

F




3H-3, 120-122 18.20 F
F




















167-1013B-











3H-2, 10-12 19.70 C F C
R R




3H-3, 20-22 21.30 C C F

C




3H-4, 30-32 22.90 A A A
R F




3H-5, 40-42 24.50 B









3H-6, 60-62 26.20 B









4H-1, 130-132 28.90 B









4H-2, 140-142 30.50 B









4H-3, 110-112 31.70 A A R
R R




4H-4, 120-122 33.30 A F A







4H-5, 130-132 34.90 F R F







4H-6, 140-142 36.50 C
C




















167-1013A-











5H-3, 118-120 37.80 C F A




















167-1013B-











5H-2, 80-82 39.40 B









5H-3, 90-92 41.00 B









5H-4, 100-102 42.60 A F A
R C




5H-5, 110-112 44.20 A C A
F C




5H-6, 120-122 45.80 A F A

F

















167-1013A-











6H-3, 130-132 47.80 A F C




















167-1013B-











6H-2, 80-82 48.90 A C A
C C




6H-3, 80-82 50.40 A C A
R





6H-4, 53-55 51.60 R R R







6H-5, 60-62 53.20 A F A A R





CM2
6H-6, 70-72 54.80 A C A




















167-1013A-











8H-1, 82-84 62.90 F F A
R
F



8H-2, 28-30 63.80 A
A C F F F



8H-3, 0-2 65.10 A R C




















167-1013B-











8H-1, 90-92 66.50 A A A
A





8H-2, 110-112 68.20 A C A
A A A



8H-3, 60-62 69.20 A
A A C





8H-4, 90-92 71.00 C R C
R





8H-5, 100-102 72.60 A C A C






8H-6, 10-12 73.20 B









CM3













167-1013A-











9H-2, 48-50 73.50 F


R R R



9H-3, 118-120 75.80 B






















167-1013B-











9H-1, 100-102 76.10 C C
C R


















167-1013A-











9H-4, 30-32 76.40 B
























167-1013B-













9H-2, 100-102 77.60 B









CM3
Quaternary
9H-3, 50-52 78.60
F

R





9H-4, 0-2 79.60 C F
F






9H-5, 0-2 81.10 R F
F


R















167-1013A-











10H-1, 100-102 82.10 R R

F





10H-2, 48-50 83.00 C R

C





10H-3, 0-2 84.10 C C

F
F
















167-1013B-











10H-1, 100-102 85.60 C C
C






10H-2, 100-102 87.10 B









CM4
late Pliocene
10H-3, 0-2 87.60 B









10H-4, 100-102 90.10 B









10H-6, 50-52 92.60 B









10H-7, 0-2 93.60 B









11X-1, 100-102 95.10 F F



R



11X-2, 0-2 95.60 F F








11X-3, 0-2 97.10 B






















167-1013A-











12X-1, 100-102 99.10
R

F
F A C

CM5
12X-2, 0-2 99.60 C C



F C C

12X-3, 50-52 101.60 A C



F C C

12X-4, 0-2 102.60 A





A A

13X-1, 100-102 108.70 A


F
F C A

13X-2, 0-2 109.20 A C




C A

13X-3, 50-52 111.20 C C

F

C C

13X-4, 50-52 112.70 A





C C

13X-5, 100-102 114.70 R


F


R R
CM6
13X-6, 50-52 115.70 A


F

C A C
14X-1, 0-2 117.30 F





F F F R
14X-2, 100-102 119.80 C





C C F R
14X-3, 0-2 120.30 A C



F A C F R
14X-4, 50-52 122.30 A F




A C C R
14X-5, 0-2 123.30 A A



F
A C R
14X-6, 99-101 125.80 A A



R
C A R
14X-7, 0-2 126.30 B









15X-1, 50-52 127.40
C



F
A A
15X-2, 100-102 129.40 A A



R
A A
15X-3, 100-102 130.90 A A



R
A A
15X-4, 0-2 131.40 A C



R
C A
15X-5, 48-50 133.40 R R








15X-6, 100-102 135.40 R R






R
16X-1, 100-102 137.50 A A



R
C A
16X-2, 50-52 138.50 B









16X-3, 0-2 139.50 A A
R R
F
C A R
16X-4, 50-52 141.50 C F



F

C
16X-5, 100-102 143.50 C


C
F


C
16X-6, 0-2 144.00 R


R



R F

Notes: California margin (CM) zones indicated. A = abundant, C = common, F = few, R = rare, B = barren.