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Core Data from the Deep Sea Drilling Project


Leg : 18    Top/Bot Interval(mm):  700/ 720  Sample Age : PLEISTOCENE
Hole: 181   Depth Top of Core(m):     0.00   Group Abund: ABUNDANT
Core:   1   Depth Top Sample(m) :     0.71
Sect:  1    No. Observed Fossils:    16      Group Presv: GOOD

Date:   673 Investigator(s): SCHRADER,H.
Join:       IR Volume/Page : 18/ 689

Fossils (Abundance/Preservation):
================================
  ACTINOCYCLUS CURVATULUS (COMMON/)
  ACTINOCYCLUS DIVISUS (COMMON/)
  ACTINOCYCLUS OCHOTENSIS (COMMON/)
  ASTEROMPHALUS ROBUSTUS (RARE/)
  COSCINODISCUS LINEATUS (RARE/)
  COSCINODISCUS MARGINATUS (RARE/)
  DENTICULA SEMINAE (COMMON/)
  RHIZOSOLENIA HEBETATA HIEMALIS (FEW/)
  RHIZOSOLENIA STYLIFORMIS (FEW/)
  STEPHANOPYXIS TURRIS (RARE/)
  THALASSIOSIRA EXCENTRICA (RARE/)
  THALASSIOSIRA GRAVIDA (FEW/)
  THALASSIOSIRA NORDENSKIOELDII (RARE/)
  THALASSIOSIRA PACIFICA (COMMON/)
  THALASSIONEMA NITZSCHIOIDES (RARE/)
  THALASSIOTHRIX LONGISSIMA (ABUNDANT/)



Leg : 18    Top/Bot Interval(mm):  780/ 800  Sample Age : PLEISTOCENE
Hole: 181   Depth Top of Core(m):     0.00   Group Abund: ABUNDANT
Core:   1   Depth Top Sample(m) :     8.29
Sect:  6    No. Observed Fossils:    14      Group Presv: GOOD

Date:   673 Investigator(s): SCHRADER,H.
Join: P     IR Volume/Page : 18/ 689

Fossils (Abundance/Preservation):
================================
  ACTINOCYCLUS CURVATULUS (FEW/)
  ACTINOCYCLUS DIVISUS (COMMON/)
  ACTINOCYCLUS OCHOTENSIS (RARE/)
  ASTEROMPHALUS ROBUSTUS (RARE/)
  DENTICULA SEMINAE (PRESENT/)
  DENTICULA SEMINAE (COMMON/)
  RHIZOSOLENIA HEBETATA HIEMALIS (PRESENT/)
  RHIZOSOLENIA HEBETATA HIEMALIS (FEW/)
  THALASSIOSIRA EXCENTRICA (RARE/)
  THALASSIOSIRA GRAVIDA (FEW/)
  THALASSIOSIRA PACIFICA (COMMON/)
  THALASSIONEMA NITZSCHIOIDES (PRESENT/)
  THALASSIOTHRIX LONGISSIMA (PRESENT/)
  THALASSIOTHRIX LONGISSIMA (ABUNDANT/)



Leg : 18    Top/Bot Interval(mm):  210/ 230  Sample Age : PLEISTOCENE
Hole: 181   Depth Top of Core(m):     9.00   Group Abund: ABUNDANT
Core:   2   Depth Top Sample(m) :    12.32
Sect:  3    No. Observed Fossils:    16      Group Presv: GOOD

Date:   673 Investigator(s): SCHRADER,H.
Join: P     IR Volume/Page : 18/ 689

Fossils (Abundance/Preservation):
================================
  ACTINOCYCLUS CURVATULUS (RARE/)
  ACTINOCYCLUS DIVISUS (COMMON/)
  ACTINOCYCLUS OCHOTENSIS (RARE/)
  ASTEROMPHALUS ROBUSTUS (RARE/)
  COSCINODISCUS MARGINATUS (RARE/)
  COSCINODISCUS RADIATUS (RARE/)
  DENTICULA SEMINAE (ABUNDANT/)
  RHIZOSOLENIA HEBETATA HIEMALIS (COMMON/)
  STEPHANOPYXIS TURRIS (RARE/)
  THALASSIOSIRA EXCENTRICA (RARE/)
  THALASSIOSIRA GRAVIDA (FEW/)
  THALASSIOSIRA OESTRUPII (PRESENT/)
  THALASSIOSIRA PACIFICA (PRESENT/)
  THALASSIOSIRA PACIFICA (COMMON/)
  THALASSIONEMA NITZSCHIOIDES (PRESENT/)
  THALASSIOTHRIX LONGISSIMA (ABUNDANT/)



Leg : 18    Top/Bot Interval(mm):  750/ 770  Sample Age : PLEISTOCENE
Hole: 181   Depth Top of Core(m):    18.50   Group Abund: COMMON
Core:   3   Depth Top Sample(m) :    23.76
Sect:  4    No. Observed Fossils:     7      Group Presv: GOOD

Date:   673 Investigator(s): SCHRADER,H.
Join:       IR Volume/Page : 18/ 689

Fossils (Abundance/Preservation):
================================
  ACTINOCYCLUS CURVATULUS (RARE/)
  ACTINOCYCLUS OCHOTENSIS (RARE/)
  COSCINODISCUS RADIATUS (RARE/)
  DENTICULA SEMINAE (COMMON/)
  THALASSIOSIRA GRAVIDA (COMMON/)
  THALASSIOSIRA PACIFICA (RARE/)
  THALASSIOTHRIX LONGISSIMA (ABUNDANT/)



Leg : 18    Top/Bot Interval(mm): 1300/1320  Sample Age : PLEISTOCENE
Hole: 181   Depth Top of Core(m):    75.50   Group Abund: COMMON
Core:   9   Depth Top Sample(m) :    79.81
Sect:  3    No. Observed Fossils:     6      Group Presv: GOOD

Date:   673 Investigator(s): SCHRADER,H.
Join:       IR Volume/Page : 18/ 689

Fossils (Abundance/Preservation):
================================
  DENTICULA SEMINAE (COMMON/)
  RHIZOSOLENIA HEBETATA HIEMALIS (RARE/)
  RHIZOSOLENIA STYLIFORMIS (RARE/)
  THALASSIOSIRA GRAVIDA (RARE/)
  THALASSIOSIRA PACIFICA (COMMON/)
  THALASSIOTHRIX LONGISSIMA (COMMON/)



Leg : 18    Top/Bot Interval(mm):    0/   0  Sample Age : PLEISTOCENE
Hole: 181   Depth Top of Core(m):    75.50   Group Abund: COMMON
Core:   9   Depth Top Sample(m) :    81.60
Sect: CC    No. Observed Fossils:     7      Group Presv: GOOD

Date:   673 Investigator(s): SCHRADER,H.
Join:       IR Volume/Page : 18/ 689

Fossils (Abundance/Preservation):
================================
  ACTINOCYCLUS CURVATULUS (RARE/)
  COSCINODISCUS RADIATUS (RARE/)
  DENTICULA SEMINAE (COMMON/)
  RHIZOSOLENIA HEBETATA HIEMALIS (RARE/)
  THALASSIOSIRA GRAVIDA (RARE/)
  THALASSIOSIRA PACIFICA (RARE/)
  THALASSIOTHRIX LONGISSIMA (ABUNDANT/)



Leg : 18    Top/Bot Interval(mm):    0/   0  Sample Age : PLEISTOCENE
Hole: 181   Depth Top of Core(m):    94.50   Group Abund: COMMON
Core:  11   Depth Top Sample(m) :    96.10
Sect: CC    No. Observed Fossils:     5      Group Presv: GOOD

Date:   673 Investigator(s): SCHRADER,H.
Join:       IR Volume/Page : 18/ 689

Fossils (Abundance/Preservation):
================================
  ACTINOCYCLUS CURVATULUS (RARE/)
  DENTICULA SEMINAE (RARE/)
  RHIZOSOLENIA HEBETATA HIEMALIS (FEW/)
  THALASSIOSIRA PACIFICA (FEW/)
  THALASSIOTHRIX LONGISSIMA (ABUNDANT/)



Leg : 18    Top/Bot Interval(mm): 1320/1340  Sample Age : PLEISTOCENE
Hole: 181   Depth Top of Core(m):   104.00   Group Abund: RARE
Core:  12   Depth Top Sample(m) :   105.33
Sect:  1    No. Observed Fossils:     7      Group Presv: MODERATE

Date:   673 Investigator(s): SCHRADER,H.
Join:       IR Volume/Page : 18/ 689

Fossils (Abundance/Preservation):
================================
  COSCINODISCUS MARGINATUS (RARE/)
  DENTICULA SEMINAE (COMMON/)
  RHIZOSOLENIA CURVIROSTRIS (RARE/)
  RHIZOSOLENIA HEBETATA HIEMALIS (RARE/)
  STEPHANOPYXIS TURRIS (RARE/)
  THALASSIOSIRA PACIFICA (RARE/)
  THALASSIOTHRIX LONGISSIMA (COMMON/)



Leg : 18    Top/Bot Interval(mm):  680/ 690  Sample Age : PLEISTOCENE
Hole: 181   Depth Top of Core(m):   104.00   Group Abund: RARE
Core:  12   Depth Top Sample(m) :   106.18
Sect:  2    No. Observed Fossils:     5      Group Presv: MODERATE

Date:   673 Investigator(s): SCHRADER,H.
Join:       IR Volume/Page : 18/ 689

Fossils (Abundance/Preservation):
================================
  ACTINOCYCLUS CURVATULUS (RARE/)
  DENTICULA SEMINAE (COMMON/)
  RHIZOSOLENIA CURVIROSTRIS (RARE/)
  RHIZOSOLENIA HEBETATA HIEMALIS (FEW/)
  THALASSIOTHRIX LONGISSIMA (ABUNDANT/)



Leg : 18    Top/Bot Interval(mm): 1190/1210  Sample Age : PLEISTOCENE
Hole: 181   Depth Top of Core(m):   104.00   Group Abund: ABUNDANT
Core:  12   Depth Top Sample(m) :   108.20
Sect:  3    No. Observed Fossils:    12      Group Presv: GOOD

Date:   673 Investigator(s): SCHRADER,H.
Join:       IR Volume/Page : 18/ 689

Fossils (Abundance/Preservation):
================================
  COSCINODISCUS MARGINATUS (RARE/)
  DENTICULA SEMINAE (COMMON/)
  RHIZOSOLENIA CURVIROSTRIS (RARE/)
  RHIZOSOLENIA HEBETATA HIEMALIS (FEW/)
  RHIZOSOLENIA STYLIFORMIS (RARE/)
  STEPHANOPYXIS TURRIS (RARE/)
  THALASSIOSIRA EXCENTRICA (RARE/)
  THALASSIOSIRA GRAVIDA (FEW/)
  THALASSIOSIRA OESTRUPII (RARE/)
  THALASSIOSIRA PACIFICA (RARE/)
  THALASSIONEMA NITZSCHIOIDES (RARE/)
  THALASSIOTHRIX LONGISSIMA (ABUNDANT/)



Leg : 18    Top/Bot Interval(mm):    0/   0  Sample Age : PLEISTOCENE
Hole: 181   Depth Top of Core(m):   104.00   Group Abund: COMMON
Core:  12   Depth Top Sample(m) :   108.60
Sect: CC    No. Observed Fossils:     7      Group Presv: GOOD

Date:   673 Investigator(s): SCHRADER,H.
Join:       IR Volume/Page : 18/ 689

Fossils (Abundance/Preservation):
================================
  DENTICULA SEMINAE (COMMON/)
  RHIZOSOLENIA HEBETATA HIEMALIS (FEW/)
  STEPHANOPYXIS TURRIS (RARE/)
  THALASSIOSIRA EXCENTRICA (RARE/)
  THALASSIOSIRA GRAVIDA (FEW/)
  THALASSIOSIRA PACIFICA (FEW/)
  THALASSIOTHRIX LONGISSIMA (ABUNDANT/)



Leg : 18    Top/Bot Interval(mm):  450/ 470  Sample Age : PLEISTOCENE
Hole: 181   Depth Top of Core(m):   113.50   Group Abund: COMMON
Core:  13   Depth Top Sample(m) :   114.21
Sect:  1    No. Observed Fossils:     7      Group Presv: GOOD

Date:   673 Investigator(s): SCHRADER,H.
Join:       IR Volume/Page : 18/ 689

Fossils (Abundance/Preservation):
================================
  DENTICULA SEMINAE (COMMON/)
  RHIZOSOLENIA CURVIROSTRIS (RARE/)
  RHIZOSOLENIA HEBETATA HIEMALIS (FEW/)
  THALASSIOSIRA EXCENTRICA (RARE/)
  THALASSIOSIRA GRAVIDA (FEW/)
  THALASSIOSIRA PACIFICA (FEW/)
  THALASSIOTHRIX LONGISSIMA (ABUNDANT/)



Leg : 18    Top/Bot Interval(mm):  400/ 420  Sample Age : PLEISTOCENE
Hole: 181   Depth Top of Core(m):   113.50   Group Abund: ABUNDANT
Core:  13   Depth Top Sample(m) :   117.16
Sect:  3    No. Observed Fossils:    13      Group Presv: GOOD

Date:   673 Investigator(s): SCHRADER,H.
Join:       IR Volume/Page : 18/ 689

Fossils (Abundance/Preservation):
================================
  ACTINOCYCLUS CURVATULUS (RARE/)
  ACTINOCYCLUS DIVISUS (RARE/)
  ACTINOCYCLUS OCHOTENSIS (RARE/)
  COSCINODISCUS MARGINATUS (RARE/)
  COSCINODISCUS RADIATUS (RARE/)
  DENTICULA SEMINAE (RARE/)
  RHIZOSOLENIA CURVIROSTRIS (RARE/)
  RHIZOSOLENIA HEBETATA HIEMALIS (RARE/)
  STEPHANOPYXIS TURRIS (RARE/)
  THALASSIOSIRA GRAVIDA (RARE/)
  THALASSIOSIRA NIDULUS (RARE/)
  THALASSIOSIRA PACIFICA (FEW/)
  THALASSIOTHRIX LONGISSIMA (RARE/)



Leg : 18    Top/Bot Interval(mm):  180/ 200  Sample Age : PLEISTOCENE
Hole: 181   Depth Top of Core(m):   113.50   Group Abund: COMMON
Core:  13   Depth Top Sample(m) :   118.44
Sect:  4    No. Observed Fossils:    10      Group Presv: GOOD

Date:   673 Investigator(s): SCHRADER,H.
Join:       IR Volume/Page : 18/ 689

Fossils (Abundance/Preservation):
================================
  ACTINOCYCLUS CURVATULUS (RARE/)
  ACTINOCYCLUS DIVISUS (RARE/)
  COSCINODISCUS MARGINATUS (RARE/)
  DENTICULA SEMINAE (COMMON/)
  RHIZOSOLENIA HEBETATA HIEMALIS (RARE/)
  THALASSIOSIRA EXCENTRICA (RARE/)
  THALASSIOSIRA GRAVIDA (FEW/)
  THALASSIOSIRA OESTRUPII (RARE/)
  THALASSIOSIRA PACIFICA (RARE/)
  THALASSIOTHRIX LONGISSIMA (ABUNDANT/)



Leg : 18    Top/Bot Interval(mm):  200/ 220  Sample Age : PLEISTOCENE
Hole: 181   Depth Top of Core(m):   113.50   Group Abund: COMMON
Core:  13   Depth Top Sample(m) :   118.46
Sect:  4    No. Observed Fossils:     6      Group Presv: GOOD

Date:   673 Investigator(s): SCHRADER,H.
Join:       IR Volume/Page : 18/ 689

Fossils (Abundance/Preservation):
================================
  DENTICULA SEMINAE (RARE/)
  RHIZOSOLENIA HEBETATA HIEMALIS (RARE/)
  STEPHANOPYXIS TURRIS (RARE/)
  THALASSIOSIRA GRAVIDA (RARE/)
  THALASSIOSIRA PACIFICA (COMMON/)
  THALASSIOTHRIX LONGISSIMA (RARE/)



Leg : 18    Top/Bot Interval(mm):  400/ 420  Sample Age : PLEISTOCENE
Hole: 181   Depth Top of Core(m):   123.00   Group Abund: COMMON
Core:  14   Depth Top Sample(m) :   124.91
Sect:  2    No. Observed Fossils:    13      Group Presv: GOOD

Date:   673 Investigator(s): SCHRADER,H.
Join:       IR Volume/Page : 18/ 689

Fossils (Abundance/Preservation):
================================
  ACTINOCYCLUS CURVATULUS (RARE/)
  ACTINOCYCLUS DIVISUS (RARE/)
  ACTINOCYCLUS OCHOTENSIS (RARE/)
  ASTEROMPHALUS ROBUSTUS (RARE/)
  COSCINODISCUS MARGINATUS (RARE/)
  COSCINODISCUS RADIATUS (RARE/)
  DENTICULA SEMINAE (RARE/)
  RHIZOSOLENIA HEBETATA HIEMALIS (RARE/)
  STEPHANOPYXIS TURRIS (RARE/)
  THALASSIOSIRA GRAVIDA (FEW/)
  THALASSIOSIRA OESTRUPII (COMMON/)
  THALASSIOSIRA PACIFICA (FEW/)
  THALASSIOTHRIX LONGISSIMA (COMMON/)



Leg : 18    Top/Bot Interval(mm):    0/   0  Sample Age : PLEISTOCENE
Hole: 181   Depth Top of Core(m):   123.00   Group Abund: ABUNDANT
Core:  14   Depth Top Sample(m) :   126.10
Sect: CC    No. Observed Fossils:    10      Group Presv: GOOD

Date:   673 Investigator(s): SCHRADER,H.
Join:       IR Volume/Page : 18/ 689

Fossils (Abundance/Preservation):
================================
  COSCINODISCUS MARGINATUS (RARE/)
  COSCINODISCUS RADIATUS (RARE/)
  DENTICULA SEMINAE (RARE/)
  RHIZOSOLENIA CURVIROSTRIS (RARE/)
  RHIZOSOLENIA HEBETATA HIEMALIS (RARE/)
  THALASSIOSIRA GRAVIDA (FEW/)
  THALASSIOSIRA NIDULUS (RARE/)
  THALASSIOSIRA OESTRUPII (RARE/)
  THALASSIOSIRA PACIFICA (FEW/)
  THALASSIOTHRIX LONGISSIMA (COMMON/)



Leg : 18    Top/Bot Interval(mm): 1340/1360  Sample Age : PLEISTOCENE
Hole: 181   Depth Top of Core(m):   132.50   Group Abund: COMMON
Core:  15   Depth Top Sample(m) :   133.85
Sect:  1    No. Observed Fossils:    13      Group Presv: GOOD

Date:   673 Investigator(s): SCHRADER,H.
Join:       IR Volume/Page : 18/ 689

Fossils (Abundance/Preservation):
================================
  ACTINOCYCLUS CURVATULUS (RARE/)
  ACTINOCYCLUS DIVISUS (RARE/)
  ACTINOCYCLUS OCHOTENSIS (RARE/)
  ASTEROMPHALUS ROBUSTUS (RARE/)
  COSCINODISCUS MARGINATUS (RARE/)
  DENTICULA SEMINAE (COMMON/)
  RHIZOSOLENIA HEBETATA HIEMALIS (COMMON/)
  RHIZOSOLENIA STYLIFORMIS (RARE/)
  STEPHANOPYXIS TURRIS (RARE/)
  THALASSIOSIRA GRAVIDA (RARE/)
  THALASSIOSIRA OESTRUPII (RARE/)
  THALASSIOSIRA PACIFICA (RARE/)
  THALASSIOTHRIX LONGISSIMA (COMMON/)



Leg : 18    Top/Bot Interval(mm):  400/ 420  Sample Age : PLEISTOCENE
Hole: 181   Depth Top of Core(m):   132.50   Group Abund: COMMON
Core:  15   Depth Top Sample(m) :   134.41
Sect:  2    No. Observed Fossils:    10      Group Presv: GOOD

Date:   673 Investigator(s): SCHRADER,H.
Join:       IR Volume/Page : 18/ 689

Fossils (Abundance/Preservation):
================================
  ACTINOCYCLUS CURVATULUS (RARE/)
  ASTEROMPHALUS ROBUSTUS (RARE/)
  COSCINODISCUS MARGINATUS (RARE/)
  COSCINODISCUS RADIATUS (RARE/)
  DENTICULA SEMINAE (COMMON/)
  RHIZOSOLENIA HEBETATA HIEMALIS (RARE/)
  STEPHANOPYXIS TURRIS (RARE/)
  THALASSIOSIRA EXCENTRICA (RARE/)
  THALASSIOSIRA PACIFICA (RARE/)
  THALASSIOTHRIX LONGISSIMA (ABUNDANT/)



Leg : 18    Top/Bot Interval(mm):  200/ 220  Sample Age : PLEISTOCENE
Hole: 181   Depth Top of Core(m):   132.50   Group Abund: COMMON
Core:  15   Depth Top Sample(m) :   135.71
Sect:  3    No. Observed Fossils:     4      Group Presv: GOOD

Date:   673 Investigator(s): SCHRADER,H.
Join:       IR Volume/Page : 18/ 689

Fossils (Abundance/Preservation):
================================
  ACTINOCYCLUS DIVISUS (RARE/)
  DENTICULA SEMINAE (ABUNDANT/)
  RHIZOSOLENIA HEBETATA HIEMALIS (COMMON/)
  THALASSIOTHRIX LONGISSIMA (COMMON/)



Leg : 18    Top/Bot Interval(mm): 1300/1320  Sample Age : PLEISTOCENE
Hole: 181   Depth Top of Core(m):   132.50   Group Abund: COMMON
Core:  15   Depth Top Sample(m) :   136.81
Sect:  3    No. Observed Fossils:    12      Group Presv: GOOD

Date:   673 Investigator(s): SCHRADER,H.
Join:       IR Volume/Page : 18/ 690

Fossils (Abundance/Preservation):
================================
  ACTINOCYCLUS CURVATULUS (RARE/)
  ACTINOCYCLUS DIVISUS (RARE/)
  ACTINOCYCLUS OCHOTENSIS (RARE/)
  ASTEROMPHALUS ROBUSTUS (RARE/)
  COSCINODISCUS MARGINATUS (RARE/)
  COSCINODISCUS RADIATUS (RARE/)
  DENTICULA SEMINAE (RARE/)
  RHIZOSOLENIA CURVIROSTRIS (RARE/)
  RHIZOSOLENIA HEBETATA HIEMALIS (RARE/)
  STEPHANOPYXIS TURRIS (RARE/)
  THALASSIOSIRA PACIFICA (RARE/)
  THALASSIOTHRIX LONGISSIMA (ABUNDANT/)



Leg : 18    Top/Bot Interval(mm):  300/ 320  Sample Age : PLEISTOCENE
Hole: 181   Depth Top of Core(m):   132.50   Group Abund: COMMON
Core:  15   Depth Top Sample(m) :   138.81
Sect:  5    No. Observed Fossils:    12      Group Presv: GOOD

Date:   673 Investigator(s): SCHRADER,H.
Join:       IR Volume/Page : 18/ 690

Fossils (Abundance/Preservation):
================================
  ACTINOCYCLUS DIVISUS (RARE/)
  ACTINOCYCLUS OCULATUS (RARE/)
  ASTEROMPHALUS ROBUSTUS (RARE/)
  COSCINODISCUS MARGINATUS (RARE/)
  COSCINODISCUS RADIATUS (RARE/)
  DENTICULA SEMINAE (RARE/)
  RHIZOSOLENIA HEBETATA HIEMALIS (RARE/)
  RHIZOSOLENIA STYLIFORMIS (RARE/)
  STEPHANOPYXIS TURRIS (RARE/)
  THALASSIOSIRA NORDENSKIOELDII (RARE/)
  THALASSIOSIRA PACIFICA (RARE/)
  THALASSIOTHRIX LONGISSIMA (ABUNDANT/)



Leg : 18    Top/Bot Interval(mm):  400/ 420  Sample Age : PLEISTOCENE
Hole: 181   Depth Top of Core(m):   132.50   Group Abund: COMMON
Core:  15   Depth Top Sample(m) :   138.91
Sect:  5    No. Observed Fossils:     6      Group Presv: GOOD

Date:   673 Investigator(s): SCHRADER,H.
Join:       IR Volume/Page : 18/ 690

Fossils (Abundance/Preservation):
================================
  ACTINOCYCLUS CURVATULUS (RARE/)
  DENTICULA SEMINAE (COMMON/)
  RHIZOSOLENIA CURVIROSTRIS (RARE/)
  RHIZOSOLENIA HEBETATA HIEMALIS (RARE/)
  THALASSIONEMA NITZSCHIOIDES (RARE/)
  THALASSIOTHRIX LONGISSIMA (COMMON/)



Leg : 18    Top/Bot Interval(mm): 1130/1150  Sample Age : PLEISTOCENE
Hole: 181   Depth Top of Core(m):   132.50   Group Abund: COMMON
Core:  15   Depth Top Sample(m) :   139.64
Sect:  5    No. Observed Fossils:     7      Group Presv: GOOD

Date:   673 Investigator(s): SCHRADER,H.
Join:       IR Volume/Page : 18/ 690

Fossils (Abundance/Preservation):
================================
  COSCINODISCUS MARGINATUS (RARE/)
  DENTICULA SEMINAE (COMMON/)
  RHIZOSOLENIA CURVIROSTRIS (RARE/)
  RHIZOSOLENIA HEBETATA HIEMALIS (RARE/)
  STEPHANOPYXIS TURRIS (RARE/)
  THALASSIOSIRA PACIFICA (RARE/)
  THALASSIOTHRIX LONGISSIMA (RARE/)



Leg : 18    Top/Bot Interval(mm): 1300/1320  Sample Age : PLEISTOCENE
Hole: 181   Depth Top of Core(m):   132.50   Group Abund: COMMON
Core:  15   Depth Top Sample(m) :   139.81
Sect:  5    No. Observed Fossils:     4      Group Presv: GOOD

Date:   673 Investigator(s): SCHRADER,H.
Join:       IR Volume/Page : 18/ 690

Fossils (Abundance/Preservation):
================================
  ASTEROMPHALUS ROBUSTUS (RARE/)
  DENTICULA SEMINAE (COMMON/)
  RHIZOSOLENIA HEBETATA HIEMALIS (RARE/)
  THALASSIOTHRIX LONGISSIMA (COMMON/)



Leg : 18    Top/Bot Interval(mm):    0/   0  Sample Age : PLEISTOCENE
Hole: 181   Depth Top of Core(m):   132.50   Group Abund: COMMON
Core:  15   Depth Top Sample(m) :   140.10
Sect: CC    No. Observed Fossils:    13      Group Presv: GOOD

Date:   673 Investigator(s): SCHRADER,H.
Join:       IR Volume/Page : 18/ 690

Fossils (Abundance/Preservation):
================================
  ACTINOCYCLUS CURVATULUS (RARE/)
  ACTINOCYCLUS DIVISUS (RARE/)
  ACTINOCYCLUS OCHOTENSIS (RARE/)
  COSCINODISCUS RADIATUS (RARE/)
  DENTICULA SEMINAE (RARE/)
  RHIZOSOLENIA CURVIROSTRIS (RARE/)
  RHIZOSOLENIA HEBETATA HIEMALIS (RARE/)
  RHIZOSOLENIA STYLIFORMIS (RARE/)
  THALASSIOSIRA GRAVIDA (RARE/)
  THALASSIOSIRA NIDULUS (RARE/)
  THALASSIOSIRA NORDENSKIOELDII (RARE/)
  THALASSIONEMA NITZSCHIOIDES (RARE/)
  THALASSIOTHRIX LONGISSIMA (RARE/)



Leg : 18    Top/Bot Interval(mm): 1360/1380  Sample Age : PLEISTOCENE
Hole: 181   Depth Top of Core(m):   151.50   Group Abund: RARE
Core:  17   Depth Top Sample(m) :   152.87
Sect:  1    No. Observed Fossils:     6      Group Presv: MODERATE

Date:   673 Investigator(s): SCHRADER,H.
Join:       IR Volume/Page : 18/ 690

Fossils (Abundance/Preservation):
================================
  COSCINODISCUS MARGINATUS (RARE/)
  DENTICULA SEMINAE (COMMON/)
  RHIZOSOLENIA CURVIROSTRIS (RARE/)
  THALASSIOSIRA GRAVIDA (RARE/)
  THALASSIOSIRA PACIFICA (RARE/)
  THALASSIOTHRIX LONGISSIMA (COMMON/)



Leg : 18    Top/Bot Interval(mm):  220/ 240  Sample Age : PLEISTOCENE
Hole: 181   Depth Top of Core(m):   151.50   Group Abund: RARE
Core:  17   Depth Top Sample(m) :   154.73
Sect:  3    No. Observed Fossils:     6      Group Presv: MODERATE

Date:   673 Investigator(s): SCHRADER,H.
Join:       IR Volume/Page : 18/ 689

Fossils (Abundance/Preservation):
================================
  ACTINOCYCLUS CURVATULUS (RARE/)
  COSCINODISCUS MARGINATUS (RARE/)
  DENTICULA SEMINAE (ABUNDANT/)
  RHIZOSOLENIA CURVIROSTRIS (RARE/)
  THALASSIOSIRA PACIFICA (RARE/)
  THALASSIOTHRIX LONGISSIMA (COMMON/)



Leg : 18    Top/Bot Interval(mm): 1200/1220  Sample Age : PLEISTOCENE
Hole: 181   Depth Top of Core(m):   151.50   Group Abund: COMMON
Core:  17   Depth Top Sample(m) :   155.71
Sect:  3    No. Observed Fossils:     4      Group Presv: GOOD

Date:   673 Investigator(s): SCHRADER,H.
Join:       IR Volume/Page : 18/ 689

Fossils (Abundance/Preservation):
================================
  ACTINOCYCLUS OCHOTENSIS (RARE/)
  DENTICULA SEMINAE (ABUNDANT/)
  THALASSIOSIRA PACIFICA (COMMON/)
  THALASSIOTHRIX LONGISSIMA (COMMON/)



Leg : 18    Top/Bot Interval(mm):  400/ 420  Sample Age : PLEISTOCENE
Hole: 181   Depth Top of Core(m):   151.50   Group Abund: COMMON
Core:  17   Depth Top Sample(m) :   156.41
Sect:  4    No. Observed Fossils:    14      Group Presv: GOOD

Date:   673 Investigator(s): SCHRADER,H.
Join:       IR Volume/Page : 18/ 689

Fossils (Abundance/Preservation):
================================
  ACTINOCYCLUS CURVATULUS (RARE/)
  ACTINOCYCLUS DIVISUS (RARE/)
  ACTINOCYCLUS OCHOTENSIS (RARE/)
  ASTEROMPHALUS ROBUSTUS (RARE/)
  COSCINODISCUS MARGINATUS (RARE/)
  COSCINODISCUS RADIATUS (RARE/)
  DENTICULA SEMINAE (ABUNDANT/)
  RHIZOSOLENIA CURVIROSTRIS (RARE/)
  RHIZOSOLENIA HEBETATA HIEMALIS (RARE/)
  STEPHANOPYXIS TURRIS (RARE/)
  THALASSIOSIRA GRAVIDA (RARE/)
  THALASSIOSIRA PACIFICA (COMMON/)
  THALASSIONEMA NITZSCHIOIDES (RARE/)
  THALASSIOTHRIX LONGISSIMA (ABUNDANT/)



Leg : 18    Top/Bot Interval(mm):  450/ 470  Sample Age : PLEISTOCENE
Hole: 181   Depth Top of Core(m):   151.50   Group Abund: COMMON
Core:  17   Depth Top Sample(m) :   157.96
Sect:  5    No. Observed Fossils:    11      Group Presv: GOOD

Date:   673 Investigator(s): SCHRADER,H.
Join:       IR Volume/Page : 18/ 689

Fossils (Abundance/Preservation):
================================
  ACTINOCYCLUS CURVATULUS (RARE/)
  ACTINOCYCLUS INGENS (RARE/)
  ASTEROMPHALUS ROBUSTUS (RARE/)
  COSCINODISCUS MARGINATUS (RARE/)
  COSCINODISCUS RADIATUS (RARE/)
  DENTICULA SEMINAE (ABUNDANT/)
  RHIZOSOLENIA CURVIROSTRIS (RARE/)
  RHIZOSOLENIA HEBETATA HIEMALIS (RARE/)
  STEPHANOPYXIS TURRIS (RARE/)
  THALASSIOSIRA PACIFICA (RARE/)
  THALASSIOTHRIX LONGISSIMA (ABUNDANT/)



Leg : 18    Top/Bot Interval(mm):  350/ 370  Sample Age : PLEISTOCENE
Hole: 181   Depth Top of Core(m):   151.50   Group Abund: COMMON
Core:  17   Depth Top Sample(m) :   159.36
Sect:  6    No. Observed Fossils:    12      Group Presv: GOOD

Date:   673 Investigator(s): SCHRADER,H.
Join:       IR Volume/Page : 18/ 689

Fossils (Abundance/Preservation):
================================
  ACTINOCYCLUS OCHOTENSIS (RARE/)
  ASTEROMPHALUS ROBUSTUS (RARE/)
  COSCINODISCUS MARGINATUS (RARE/)
  COSCINODISCUS RADIATUS (RARE/)
  DENTICULA SEMINAE (ABUNDANT/)
  RHIZOSOLENIA CURVIROSTRIS (RARE/)
  RHIZOSOLENIA HEBETATA HIEMALIS (RARE/)
  STEPHANOPYXIS TURRIS (RARE/)
  THALASSIOSIRA GRAVIDA (RARE/)
  THALASSIOSIRA PACIFICA (COMMON/)
  THALASSIONEMA NITZSCHIOIDES (RARE/)
  THALASSIOTHRIX LONGISSIMA (ABUNDANT/)



Leg : 18    Top/Bot Interval(mm):    0/   0  Sample Age : PLEISTOCENE
Hole: 181   Depth Top of Core(m):   151.50   Group Abund: COMMON
Core:  17   Depth Top Sample(m) :   160.60
Sect: CC    No. Observed Fossils:     9      Group Presv: GOOD

Date:   673 Investigator(s): SCHRADER,H.
Join:       IR Volume/Page : 18/ 689

Fossils (Abundance/Preservation):
================================
  ACTINOCYCLUS CURVATULUS (RARE/)
  COSCINODISCUS MARGINATUS (RARE/)
  DENTICULA SEMINAE (ABUNDANT/)
  RHIZOSOLENIA CURVIROSTRIS (RARE/)
  RHIZOSOLENIA HEBETATA HIEMALIS (RARE/)
  STEPHANOPYXIS TURRIS (RARE/)
  THALASSIOSIRA GRAVIDA (RARE/)
  THALASSIOSIRA PACIFICA (COMMON/)
  THALASSIOTHRIX LONGISSIMA (ABUNDANT/)



Leg : 18    Top/Bot Interval(mm): 1300/1320  Sample Age : PLEISTOCENE
Hole: 181   Depth Top of Core(m):   161.00   Group Abund: COMMON
Core:  18   Depth Top Sample(m) :   162.31
Sect:  1    No. Observed Fossils:     5      Group Presv: GOOD

Date:   673 Investigator(s): SCHRADER,H.
Join:       IR Volume/Page : 18/ 689

Fossils (Abundance/Preservation):
================================
  COSCINODISCUS MARGINATUS (RARE/)
  DENTICULA SEMINAE (ABUNDANT/)
  RHIZOSOLENIA HEBETATA HIEMALIS (COMMON/)
  THALASSIOSIRA PACIFICA (RARE/)
  THALASSIOTHRIX LONGISSIMA (ABUNDANT/)



Leg : 18    Top/Bot Interval(mm):  200/ 220  Sample Age : PLEISTOCENE
Hole: 181   Depth Top of Core(m):   161.00   Group Abund: ABUNDANT
Core:  18   Depth Top Sample(m) :   162.71
Sect:  2    No. Observed Fossils:    14      Group Presv: GOOD

Date:   673 Investigator(s): SCHRADER,H.
Join:       IR Volume/Page : 18/ 689

Fossils (Abundance/Preservation):
================================
  ACTINOCYCLUS CURVATULUS (FEW/)
  ACTINOCYCLUS DIVISUS (RARE/)
  ASTEROMPHALUS ROBUSTUS (RARE/)
  COSCINODISCUS MARGINATUS (RARE/)
  COSCINODISCUS RADIATUS (RARE/)
  DENTICULA SEMINAE (ABUNDANT/)
  RHIZOSOLENIA CURVIROSTRIS (RARE/)
  RHIZOSOLENIA HEBETATA HIEMALIS (COMMON/)
  STEPHANOPYXIS TURRIS (RARE/)
  THALASSIOSIRA EXCENTRICA (RARE/)
  THALASSIOSIRA GRAVIDA (RARE/)
  THALASSIOSIRA PACIFICA (RARE/)
  THALASSIONEMA NITZSCHIOIDES (RARE/)
  THALASSIOTHRIX LONGISSIMA (ABUNDANT/)



Leg : 18    Top/Bot Interval(mm):  380/ 400  Sample Age : PLEISTOCENE
Hole: 181   Depth Top of Core(m):   161.00   Group Abund: COMMON
Core:  18   Depth Top Sample(m) :   162.89
Sect:  2    No. Observed Fossils:     9      Group Presv: GOOD

Date:   673 Investigator(s): SCHRADER,H.
Join:       IR Volume/Page : 18/ 689

Fossils (Abundance/Preservation):
================================
  ACTINOCYCLUS CURVATULUS (RARE/)
  ASTEROMPHALUS ROBUSTUS (RARE/)
  COSCINODISCUS RADIATUS (RARE/)
  DENTICULA SEMINAE (ABUNDANT/)
  RHIZOSOLENIA CURVIROSTRIS (RARE/)
  RHIZOSOLENIA HEBETATA HIEMALIS (RARE/)
  THALASSIOSIRA NIDULUS (RARE/)
  THALASSIOSIRA PACIFICA (COMMON/)
  THALASSIOTHRIX LONGISSIMA (ABUNDANT/)



Leg : 18    Top/Bot Interval(mm):  510/ 530  Sample Age : PLEISTOCENE
Hole: 181   Depth Top of Core(m):   161.00   Group Abund: ABUNDANT
Core:  18   Depth Top Sample(m) :   163.02
Sect:  2    No. Observed Fossils:    10      Group Presv: GOOD

Date:   673 Investigator(s): SCHRADER,H.
Join:       IR Volume/Page : 18/ 689

Fossils (Abundance/Preservation):
================================
  ACTINOCYCLUS DIVISUS (RARE/)
  DENTICULA SEMINAE (ABUNDANT/)
  RHIZOSOLENIA CURVIROSTRIS (COMMON/)
  RHIZOSOLENIA HEBETATA HIEMALIS (RARE/)
  STEPHANOPYXIS TURRIS (RARE/)
  THALASSIOSIRA GRAVIDA (RARE/)
  THALASSIOSIRA NIDULUS (RARE/)
  THALASSIOSIRA OESTRUPII (RARE/)
  THALASSIOSIRA PACIFICA (COMMON/)
  THALASSIOTHRIX LONGISSIMA (ABUNDANT/)



Leg : 18    Top/Bot Interval(mm):  900/ 920  Sample Age : PLEISTOCENE
Hole: 181   Depth Top of Core(m):   161.00   Group Abund: ABUNDANT
Core:  18   Depth Top Sample(m) :   163.41
Sect:  2    No. Observed Fossils:    10      Group Presv: GOOD

Date:   673 Investigator(s): SCHRADER,H.
Join:       IR Volume/Page : 18/ 689

Fossils (Abundance/Preservation):
================================
  ACTINOCYCLUS CURVATULUS (RARE/)
  ASTEROMPHALUS ROBUSTUS (RARE/)
  COSCINODISCUS MARGINATUS (RARE/)
  DENTICULA SEMINAE (ABUNDANT/)
  RHIZOSOLENIA CURVIROSTRIS (FEW/)
  RHIZOSOLENIA HEBETATA HIEMALIS (RARE/)
  THALASSIOSIRA GRAVIDA (RARE/)
  THALASSIOSIRA NIDULUS (RARE/)
  THALASSIOSIRA PACIFICA (RARE/)
  THALASSIOTHRIX LONGISSIMA (ABUNDANT/)



Leg : 18    Top/Bot Interval(mm):  300/ 320  Sample Age : PLEISTOCENE
Hole: 181   Depth Top of Core(m):   161.00   Group Abund: ABUNDANT
Core:  18   Depth Top Sample(m) :   164.31
Sect:  3    No. Observed Fossils:    10      Group Presv: GOOD

Date:   673 Investigator(s): SCHRADER,H.
Join:       IR Volume/Page : 18/ 689

Fossils (Abundance/Preservation):
================================
  COSCINODISCUS MARGINATUS (RARE/)
  DENTICULA SEMINAE (ABUNDANT/)
  RHIZOSOLENIA CURVIROSTRIS (RARE/)
  RHIZOSOLENIA HEBETATA HIEMALIS (RARE/)
  STEPHANOPYXIS TURRIS (RARE/)
  THALASSIOSIRA GRAVIDA (RARE/)
  THALASSIOSIRA NIDULUS (RARE/)
  THALASSIOSIRA PACIFICA (COMMON/)
  THALASSIONEMA NITZSCHIOIDES (RARE/)
  THALASSIOTHRIX LONGISSIMA (ABUNDANT/)



Leg : 18    Top/Bot Interval(mm): 1160/1180  Sample Age : PLEISTOCENE
Hole: 181   Depth Top of Core(m):   161.00   Group Abund: ABUNDANT
Core:  18   Depth Top Sample(m) :   165.17
Sect:  3    No. Observed Fossils:     9      Group Presv: GOOD

Date:   673 Investigator(s): SCHRADER,H.
Join:       IR Volume/Page : 18/ 689

Fossils (Abundance/Preservation):
================================
  COSCINODISCUS MARGINATUS (RARE/)
  DENTICULA SEMINAE (ABUNDANT/)
  RHIZOSOLENIA CURVIROSTRIS (RARE/)
  RHIZOSOLENIA HEBETATA HIEMALIS (COMMON/)
  THALASSIOSIRA EXCENTRICA (RARE/)
  THALASSIOSIRA GRAVIDA (RARE/)
  THALASSIOSIRA NIDULUS (RARE/)
  THALASSIOSIRA PACIFICA (COMMON/)
  THALASSIOTHRIX LONGISSIMA (ABUNDANT/)



Leg : 18    Top/Bot Interval(mm):  140/ 160  Sample Age : PLEISTOCENE
Hole: 181   Depth Top of Core(m):   161.00   Group Abund: ABUNDANT
Core:  18   Depth Top Sample(m) :   165.65
Sect:  4    No. Observed Fossils:    14      Group Presv: GOOD

Date:   673 Investigator(s): SCHRADER,H.
Join:       IR Volume/Page : 18/ 689

Fossils (Abundance/Preservation):
================================
  ACTINOCYCLUS CURVATULUS (FEW/)
  ACTINOCYCLUS DIVISUS (RARE/)
  ASTEROMPHALUS ROBUSTUS (RARE/)
  COSCINODISCUS MARGINATUS (RARE/)
  COSCINODISCUS RADIATUS (RARE/)
  DENTICULA SEMINAE (ABUNDANT/)
  RHIZOSOLENIA CURVIROSTRIS (RARE/)
  RHIZOSOLENIA HEBETATA HIEMALIS (COMMON/)
  STEPHANOPYXIS TURRIS (RARE/)
  THALASSIOSIRA GRAVIDA (RARE/)
  THALASSIOSIRA NIDULUS (RARE/)
  THALASSIOSIRA PACIFICA (COMMON/)
  THALASSIONEMA NITZSCHIOIDES (RARE/)
  THALASSIOTHRIX LONGISSIMA (ABUNDANT/)



Leg : 18    Top/Bot Interval(mm):  780/ 800  Sample Age : PLEISTOCENE
Hole: 181   Depth Top of Core(m):   161.00   Group Abund: ABUNDANT
Core:  18   Depth Top Sample(m) :   166.29
Sect:  4    No. Observed Fossils:    15      Group Presv: GOOD

Date:   673 Investigator(s): SCHRADER,H.
Join:       IR Volume/Page : 18/ 689

Fossils (Abundance/Preservation):
================================
  ACTINOCYCLUS CURVATULUS (FEW/)
  ACTINOCYCLUS DIVISUS (RARE/)
  ACTINOCYCLUS OCULATUS (RARE/)
  ASTEROMPHALUS ROBUSTUS (RARE/)
  COSCINODISCUS MARGINATUS (RARE/)
  COSCINODISCUS RADIATUS (RARE/)
  DENTICULA SEMINAE (ABUNDANT/)
  RHIZOSOLENIA CURVIROSTRIS (RARE/)
  RHIZOSOLENIA POKROVSKAJAE (RARE/)
  STEPHANOPYXIS TURRIS (RARE/)
  THALASSIOSIRA GRAVIDA (RARE/)
  THALASSIOSIRA OESTRUPII (RARE/)
  THALASSIOSIRA PACIFICA (COMMON/)
  THALASSIONEMA NITZSCHIOIDES (RARE/)
  THALASSIOTHRIX LONGISSIMA (ABUNDANT/)



Leg : 18    Top/Bot Interval(mm):  250/ 250  Sample Age : PLEISTOCENE
Hole: 181   Depth Top of Core(m):   186.50   Group Abund: COMMON
Core:  21   Depth Top Sample(m) :   186.75
Sect:  1    No. Observed Fossils:     9      Group Presv: MODERATE

Date:   673 Investigator(s): SCHRADER,H.
Join:       IR Volume/Page : 18/ 689

Fossils (Abundance/Preservation):
================================
  ACTINOCYCLUS DIVISUS (RARE/)
  ACTINOCYCLUS OCULATUS (RARE/)
  COSCINODISCUS MARGINATUS (RARE/)
  COSCINODISCUS RADIATUS (RARE/)
  DENTICULA SEMINAE (COMMON/)
  RHIZOSOLENIA CURVIROSTRIS (RARE/)
  RHIZOSOLENIA HEBETATA HIEMALIS (COMMON/)
  THALASSIOSIRA PACIFICA (RARE/)
  THALASSIOTHRIX LONGISSIMA (COMMON/)



    

Introduction


Cite as: Deep Sea Drilling Project (1989): Archive of Core and Site/Hole Data and Photographs from the Deep Sea Drilling Project (DSDP). National Geophysical Data Center, NOAA. doi:10.7289/V54M92G2 [access date]

These Web pages are from the Core Data from the Deep Sea Drilling Project Legs 1-96 CD-ROM produced in 1989 and modified in 2000 by the U.S. Department of Commerce, National Oceanic and Atmospheric Administration, National Environmental Satellite, Data, and Information Service, National Geophysical Data Center (now part of the National Centers for Environmental Information), and collocated World Data Center for Marine Geology and Geophysics, Boulder (now part of the World Data Service for Geophysics). Data were compiled in cooperation with the U.S. Science Support Program, of the Joint Oceanographic Institutions, Inc. (now the Consortium for Ocean Leadership), and the U.S. National Science Foundation.

Please see NOAA's privacy and disclaimer information. Send questions or comments to mgg.info@noaa.gov.

Department of Commerce > NOAA > NESDIS > NCEI > doi:10.7289/V54M92G2