Core Data from the Deep Sea Drilling Project

Leg : 16    Top/Bot Interval(mm):  670/ 710  Sample Age : LOWER OLIGOCENE
Hole: 161A  Depth Top of Core(m):   128.00
Core:   2   Depth Top Sample(m) :   128.69
Sect:  1    No. Observed Fossils:    12

Date:       Investigator(s): FENNER,J.
Join:       IR Volume/Page : 75/1254

Fossils (Abundance/Preservation):
================================
  ASTEROLAMPRA GREVILLEI (PRESENT/)
  ASTEROLAMPRA MARYLANDICA (PRESENT/)
  CESTODISCUS CONVEXUS (FEW/)
  CESTODISCUS TROCHUS (FEW/)
  COSCINODISCUS SP. (PRESENT/)
  COSCINODISCUS ASTEROMPHALUS (PRESENT/)
  COSCINODISCUS ATLANTICUS (FEW/)
  COSCINODISCUS EXCAVATUS (PRESENT/)
  COSCINODISCUS MARGINATUS (RARE/)
  COSCINODISCUS OLIGOCENICUS (ABUNDANT/)
  SYNEDRA MIOCENICA (FEW/)
  THALASSIOTHRIX LONGISSIMA (RARE/)



Leg : 16    Top/Bot Interval(mm):  300/ 340  Sample Age : LOWER OLIGOCENE
Hole: 161A  Depth Top of Core(m):   137.00
Core:   3   Depth Top Sample(m) :   138.82
Sect:  2    No. Observed Fossils:    17

Date:       Investigator(s): FENNER,J.
Join:       IR Volume/Page : 75/1254

Fossils (Abundance/Preservation):
================================
  ASTEROLAMPRA GREVILLEI (PRESENT/)
  ASTEROLAMPRA MARYLANDICA (FEW/)
  CESTODISCUS SP. (RARE/)
  CESTODISCUS CONVEXUS (RARE/)
  CESTODISCUS GEMMIFER (FEW/)
  CESTODISCUS PARMULUS (RARE/)
  CESTODISCUS PULCHELLUS NOVAZEALANDICA (FEW/)
  CESTODISCUS RETICULATUS (PRESENT/)
  CESTODISCUS TROCHUS (RARE/)
  COSCINODISCUS EXCAVATUS (FEW/)
  COSCINODISCUS MARGINATUS (FEW/)
  COSCINODISCUS OLIGOCENICUS (ABUNDANT/)
  ETHMODISCUS SP. (PRESENT/)
  HEMIAULUS INCISUS (PRESENT/)
  MELOSIRA ARCHITECTURALIS (PRESENT/)
  SKELETONEMA BARBADIENSE (PRESENT/)
  THALASSIOTHRIX LONGISSIMA (FEW/)



Leg : 16    Top/Bot Interval(mm):  700/ 740  Sample Age : LOWER OLIGOCENE
Hole: 161A  Depth Top of Core(m):   146.00
Core:   4   Depth Top Sample(m) :   146.96
Sect:  1    No. Observed Fossils:    18

Date:       Investigator(s): FENNER,J.
Join:       IR Volume/Page : 75/1254

Fossils (Abundance/Preservation):
================================
  ASTEROLAMPRA GREVILLEI (FEW/)
  ASTEROLAMPRA MARYLANDICA (RARE/)
  CESTODISCUS SP. (RARE/)
  CESTODISCUS CONVEXUS (COMMON/)
  CESTODISCUS GEMMIFER (RARE/)
  CESTODISCUS PARMULUS (RARE/)
  CESTODISCUS PULCHELLUS NOVAZEALANDICA (FEW/)
  CESTODISCUS RETICULATUS (FEW/)
  CESTODISCUS TROCHUS (COMMON/)
  COSCINODISCUS ATLANTICUS (FEW/)
  COSCINODISCUS EXCAVATUS (RARE/)
  COSCINODISCUS MARGINATUS (RARE/)
  COSCINODISCUS OLIGOCENICUS (RARE/)
  COSCINODISCUS SELLATUS (PRESENT/)
  ETHMODISCUS SP. (PRESENT/)
  SKELETONEMA BARBADIENSE (FEW/)
  SYNEDRA MIOCENICA (FEW/)
  THALASSIOTHRIX LONGISSIMA (RARE/)



Leg : 16    Top/Bot Interval(mm):  660/ 700  Sample Age : LOWER OLIGOCENE
Hole: 161A  Depth Top of Core(m):   155.00
Core:   5   Depth Top Sample(m) :   155.68
Sect:  1    No. Observed Fossils:    13

Date:       Investigator(s): FENNER,J.
Join:       IR Volume/Page : 75/1254

Fossils (Abundance/Preservation):
================================
  ACTINOCYCLUS OCTONARIUS (PRESENT/)
  ASTEROLAMPRA GREVILLEI (RARE/)
  ASTEROLAMPRA MARYLANDICA (RARE/)
  CESTODISCUS SP. (RARE/)
  CESTODISCUS PARMULUS (PRESENT/)
  COSCINODISCUS ATLANTICUS (RARE/)
  COSCINODISCUS DEMERGITUS (PRESENT/)
  COSCINODISCUS EXCAVATUS (PRESENT/)
  COSCINODISCUS MARGINATUS (COMMON/)
  COSCINODISCUS OLIGOCENICUS (COMMON/)
  MELOSIRA ARCHITECTURALIS (FEW/)
  SYNEDRA MIOCENICA (RARE/)
  THALASSIOTHRIX LONGISSIMA (RARE/)



Leg : 16    Top/Bot Interval(mm):  700/ 740  Sample Age : LOWER OLIGOCENE
Hole: 161A  Depth Top of Core(m):   164.00
Core:   6   Depth Top Sample(m) :   164.98
Sect:  1    No. Observed Fossils:    20

Date:       Investigator(s): FENNER,J.
Join:       IR Volume/Page : 75/1254

Fossils (Abundance/Preservation):
================================
  ASTEROLAMPRA GREVILLEI (FEW/)
  ASTEROLAMPRA MARYLANDICA (FEW/)
  CESTODISCUS SP. (RARE/)
  CESTODISCUS CONVEXUS (COMMON/)
  CESTODISCUS GEMMIFER (FEW/)
  CESTODISCUS PARMULUS (RARE/)
  CESTODISCUS RETICULATUS (RARE/)
  CESTODISCUS TROCHUS (COMMON/)
  COSCINODISCUS ATLANTICUS (FEW/)
  COSCINODISCUS DEMERGITUS (FEW/)
  COSCINODISCUS EXCAVATUS (FEW/)
  COSCINODISCUS MARGINATUS (COMMON/)
  COSCINODISCUS OLIGOCENICUS (RARE/)
  COSCINODISCUS SPIRALIS (PRESENT/)
  ETHMODISCUS SP. (PRESENT/)
  HEMIAULUS SP. (PRESENT/)
  HYALODISCUS SP. (PRESENT/)
  MELOSIRA ARCHITECTURALIS (PRESENT/)
  SYNEDRA MIOCENICA (FEW/)
  THALASSIOTHRIX LONGISSIMA (FEW/)



Leg : 16    Top/Bot Interval(mm):  730/ 770  Sample Age : LOWER OLIGOCENE
Hole: 161A  Depth Top of Core(m):   173.00
Core:   7   Depth Top Sample(m) :   173.99
Sect:  1    No. Observed Fossils:    16

Date:       Investigator(s): FENNER,J.
Join:       IR Volume/Page : 75/1254

Fossils (Abundance/Preservation):
================================
  ASTEROLAMPRA MARYLANDICA (RARE/)
  CESTODISCUS SP. (RARE/)
  CESTODISCUS CONVEXUS (RARE/)
  CESTODISCUS GEMMIFER (RARE/)
  CESTODISCUS PARMULUS (COMMON/)
  CESTODISCUS RETICULATUS (RARE/)
  CESTODISCUS TROCHUS (RARE/)
  COSCINODISCUS ATLANTICUS (RARE/)
  COSCINODISCUS EXCAVATUS (RARE/)
  COSCINODISCUS MARGINATUS (RARE/)
  COSCINODISCUS OLIGOCENICUS (COMMON/)
  COSCINODISCUS SPIRALIS (PRESENT/)
  ETHMODISCUS SP. (PRESENT/)
  LIOSTEPHANIA SP. (PRESENT/)
  SKELETONEMA BARBADIENSE (FEW/)
  THALASSIOTHRIX LONGISSIMA (RARE/)



Leg : 16    Top/Bot Interval(mm):  700/ 740  Sample Age : LOWER OLIGOCENE
Hole: 161A  Depth Top of Core(m):   182.00
Core:   8   Depth Top Sample(m) :   182.72
Sect:  1    No. Observed Fossils:    14

Date:       Investigator(s): FENNER,J.
Join:       IR Volume/Page : 75/1254

Fossils (Abundance/Preservation):
================================
  ASTEROLAMPRA GREVILLEI (FEW/)
  ASTEROLAMPRA MARYLANDICA (RARE/)
  CESTODISCUS SP. (RARE/)
  CESTODISCUS CONVEXUS (RARE/)
  CESTODISCUS GEMMIFER (FEW/)
  CESTODISCUS PARMULUS (RARE/)
  CESTODISCUS RETICULATUS (RARE/)
  CESTODISCUS TROCHUS (ABUNDANT/)
  COSCINODISCUS ATLANTICUS (PRESENT/)
  COSCINODISCUS EXCAVATUS (RARE/)
  COSCINODISCUS MARGINATUS (RARE/)
  COSCINODISCUS OLIGOCENICUS (RARE/)
  MELOSIRA ARCHITECTURALIS (FEW/)
  THALASSIOTHRIX LONGISSIMA (FEW/)



Leg : 16    Top/Bot Interval(mm): 1090/1130  Sample Age : LOWER OLIGOCENE
Hole: 161A  Depth Top of Core(m):   191.00
Core:   9   Depth Top Sample(m) :   192.11
Sect:  1    No. Observed Fossils:    18

Date:       Investigator(s): FENNER,J.
Join:       IR Volume/Page : 75/1254

Fossils (Abundance/Preservation):
================================
  ASTEROLAMPRA GREVILLEI (RARE/)
  ASTEROLAMPRA MARYLANDICA (RARE/)
  CESTODISCUS CONVEXUS (RARE/)
  CESTODISCUS GEMMIFER (RARE/)
  CESTODISCUS RETICULATUS (FEW/)
  CESTODISCUS TROCHUS (COMMON/)
  COSCINODISCUS ARGUS (FEW/)
  COSCINODISCUS ASTEROMPHALUS (FEW/)
  COSCINODISCUS ATLANTICUS (FEW/)
  COSCINODISCUS DEMERGITUS (PRESENT/)
  COSCINODISCUS EXCAVATUS (RARE/)
  COSCINODISCUS MARGINATUS (COMMON/)
  COSCINODISCUS OLIGOCENICUS (RARE/)
  COSCINODISCUS RADIATUS (PRESENT/)
  ETHMODISCUS SP. (PRESENT/)
  HEMIAULUS SP. (FEW/)
  KOZLOVIELLA MENISCOSA (RARE/)
  THALASSIOTHRIX LONGISSIMA (PRESENT/)



Leg : 16    Top/Bot Interval(mm):  700/ 740  Sample Age : EOCENE
Hole: 161A  Depth Top of Core(m):   200.00
Core:  10   Depth Top Sample(m) :   202.22
Sect:  2    No. Observed Fossils:     6

Date:       Investigator(s): FENNER,J.
Join:       IR Volume/Page : 75/1254

Fossils (Abundance/Preservation):
================================
  CESTODISCUS SP. (PRESENT/)
  CESTODISCUS TROCHUS (RARE/)
  COSCINODISCUS MARGINATUS (RARE/)
  COSCINODISCUS OLIGOCENICUS (PRESENT/)
  KOZLOVIELLA MENISCOSA (RARE/)
  SKELETONEMA BARBADIENSE (PRESENT/)



Leg : 16    Top/Bot Interval(mm):  350/ 390  Sample Age : EOCENE
Hole: 161A  Depth Top of Core(m):   209.00
Core:  11   Depth Top Sample(m) :   210.87
Sect:  2    No. Observed Fossils:     3

Date:       Investigator(s): FENNER,J.
Join:       IR Volume/Page : 75/1254

Fossils (Abundance/Preservation):
================================
  CESTODISCUS TROCHUS (RARE/)
  COSCINODISCUS MARGINATUS (RARE/)
  COSCINODISCUS OLIGOCENICUS (FEW/)



Leg : 16    Top/Bot Interval(mm):  700/ 740  Sample Age : EOCENE
Hole: 161A  Depth Top of Core(m):   218.00
Core:  12   Depth Top Sample(m) :   218.72
Sect:  1    No. Observed Fossils:     2

Date:       Investigator(s): FENNER,J.
Join:       IR Volume/Page : 75/1254

Fossils (Abundance/Preservation):
================================
  COSCINODISCUS MARGINATUS (RARE/)
  ETHMODISCUS SP. (RARE/)



Leg : 16    Top/Bot Interval(mm):  900/ 940  Sample Age : EOCENE
Hole: 161A  Depth Top of Core(m):   227.00
Core:  13   Depth Top Sample(m) :   227.92
Sect:  1    No. Observed Fossils:     1

Date:       Investigator(s): FENNER,J.
Join:       IR Volume/Page : 75/1254

Fossils (Abundance/Preservation):
================================
  COSCINODISCUS MARGINATUS (RARE/)



Leg : 16    Top/Bot Interval(mm):  820/ 860  Sample Age : EOCENE
Hole: 161A  Depth Top of Core(m):   235.00
Core:  14   Depth Top Sample(m) :   235.84
Sect:  1    No. Observed Fossils:     4

Date:       Investigator(s): FENNER,J.
Join:       IR Volume/Page : 75/1254

Fossils (Abundance/Preservation):
================================
  COSCINODISCUS DESCRESCENS (PRESENT/)
  COSCINODISCUS MARGINATUS (RARE/)
  COSCINODISCUS OLIGOCENICUS (RARE/)
  HEMIAULUS POLYCISTINORUM (RARE/)

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