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NOAA/NGDC
WDC MGG Seafloor Series Vol I

Core Data from the Deep Sea Drilling Project


Leg :  3    Top/Bot Interval(mm):  470/ 480  Sample Age : PLIOCENE
Hole:  20C  Depth Top of Core(m):     0.00
Core:   1   Depth Top Sample(m) :     0.48
Sect:  1    No. Observed Fossils:     3

Date:       Investigator(s): GARTNER,S.
Join:       IR Volume/Page :  3/ 624

Fossils (Abundance/Preservation):
================================
  DISCOASTER BROUWERI (PRESENT/)
  DISCOASTER PENTARADIATUS (PRESENT/)
  DISCOASTER SURCULUS (PRESENT/)



Leg :  3    Top/Bot Interval(mm):  790/ 800  Sample Age : PLIOCENE
Hole:  20C  Depth Top of Core(m):     0.00
Core:   1   Depth Top Sample(m) :     2.30
Sect:  2    No. Observed Fossils:     2

Date:       Investigator(s): GARTNER,S.
Join:       IR Volume/Page :  3/ 624

Fossils (Abundance/Preservation):
================================
  DISCOASTER BROUWERI (PRESENT/)
  DISCOASTER PENTARADIATUS (PRESENT/)



Leg :  3    Top/Bot Interval(mm):   30/  40  Sample Age : OLIGOCENE
Hole:  20C  Depth Top of Core(m):     0.00
Core:   1   Depth Top Sample(m) :     3.04
Sect:  3    No. Observed Fossils:     2

Date:       Investigator(s): GARTNER,S.
Join:       IR Volume/Page :  3/ 624

Fossils (Abundance/Preservation):
================================
  COCCOLITHUS NEOGAMMATION (PRESENT/)
  RETICULOFENESTRA SCISSURA (Q) (PRESENT/)



Leg :  3    Top/Bot Interval(mm):  760/ 770  Sample Age : PLIOCENE
Hole:  20C  Depth Top of Core(m):     0.00
Core:   1   Depth Top Sample(m) :     3.77
Sect:  3    No. Observed Fossils:     4

Date:       Investigator(s): BUKRY,D.
Join:       IR Volume/Page :  3/ 608

Fossils (Abundance/Preservation):
================================
  CERATOLITHUS CRISTATUS (PRESENT/)
  CYCLOCOCCOLITHUS LEPTOPORUS (PRESENT/)
  DISCOASTER BROUWERI (PRESENT/)
  DISCOASTER SURCULUS (PRESENT/)



Leg :  3    Top/Bot Interval(mm):   30/  40  Sample Age : OLIGOCENE
Hole:  20C  Depth Top of Core(m):     0.00
Core:   1   Depth Top Sample(m) :     7.54
Sect:  6    No. Observed Fossils:     2

Date:       Investigator(s): GARTNER,S.
Join:       IR Volume/Page :  3/ 624

Fossils (Abundance/Preservation):
================================
  COCCOLITHUS NEOGAMMATION (PRESENT/)
  RETICULOFENESTRA SCISSURA (PRESENT/)



Leg :  3    Top/Bot Interval(mm): 1480/1500  Sample Age : LOWER OLIGOCENE
Hole:  20C  Depth Top of Core(m):    24.60
Core:   2   Depth Top Sample(m) :    26.09
Sect:  1    No. Observed Fossils:     9

Date:       Investigator(s): GARTNER,S.
Join:       IR Volume/Page :  3/ 624

Fossils (Abundance/Preservation):
================================
  BRAMLETTEIUS SERRACULOIDES (PRESENT/)
  CHIASMOLITHUS OAMARUENSIS (PRESENT/)
  CYCLOCOCCOLITHUS LUSITANICUS (PRESENT/)
  DISCOASTER TANII (PRESENT/)
  HELICOPONTOSPHAERA COMPACTA (PRESENT/)
  RETICULOFENESTRA SCISSURA (PRESENT/)
  RETICULOFENESTRA UMBILICA (PRESENT/)
  SPHENOLITHUS PREDISTENTUS (PRESENT/)
  SPHENOLITHUS PSEUDORADIANS (PRESENT/)



Leg :  3    Top/Bot Interval(mm): 1480/1500  Sample Age : LOWER OLIGOCENE
Hole:  20C  Depth Top of Core(m):    24.60
Core:   2   Depth Top Sample(m) :    32.09
Sect:  5    No. Observed Fossils:     8

Date:       Investigator(s): GARTNER,S.
Join:       IR Volume/Page :  3/ 624

Fossils (Abundance/Preservation):
================================
  BRAMLETTEIUS SERRACULOIDES (PRESENT/)
  CYCLOCOCCOLITHUS LUSITANICUS (PRESENT/)
  DISCOASTER TANII (PRESENT/)
  HAYELLA SITULIFORMIS (PRESENT/)
  HELICOPONTOSPHAERA COMPACTA (PRESENT/)
  RETICULOFENESTRA SCISSURA (PRESENT/)
  RETICULOFENESTRA UMBILICA (PRESENT/)
  SPHENOLITHUS PSEUDORADIANS (PRESENT/)



Leg :  3    Top/Bot Interval(mm):   40/  50  Sample Age : UPPER EOCENE
Hole:  20C  Depth Top of Core(m):    24.60
Core:   2   Depth Top Sample(m) :    32.15
Sect:  6    No. Observed Fossils:     5

Date:       Investigator(s): GARTNER,S.
Join:       IR Volume/Page :  3/ 625

Fossils (Abundance/Preservation):
================================
  BRAMLETTEIUS SERRACULOIDES (PRESENT/)
  DISCOASTER BARBADIENSIS (PRESENT/)
  DISCOASTER SAIPANENSIS (PRESENT/)
  RETICULOFENESTRA SCISSURA (PRESENT/)
  RETICULOFENESTRA UMBILICA (PRESENT/)



Leg :  3    Top/Bot Interval(mm): 1480/1500  Sample Age : OLIGOCENE
Hole:  20C  Depth Top of Core(m):    24.60
Core:   2   Depth Top Sample(m) :    33.59
Sect:  6    No. Observed Fossils:     6

Date:       Investigator(s): BUKRY,D.
Join:       IR Volume/Page :  3/ 608

Fossils (Abundance/Preservation):
================================
  COCCOLITHUS BISECTUS (PRESENT/)
  COCCOLITHUS SUBDISTICHUS (PRESENT/)
  CYCLOCOCCOLITHUS LUSITANICUS (PRESENT/)
  DISCOASTER DEFLANDREI (PRESENT/)
  HELICOPONTOSPHAERA COMPACTA (PRESENT/)
  RETICULOFENESTRA UMBILICA (PRESENT/)



Leg :  3    Top/Bot Interval(mm): 1480/1500  Sample Age : LOWER OLIGOCENE
Hole:  20C  Depth Top of Core(m):    24.60
Core:   2   Depth Top Sample(m) :    33.59
Sect:  6    No. Observed Fossils:     8

Date:       Investigator(s): GARTNER,S.
Join:       IR Volume/Page :  3/ 624

Fossils (Abundance/Preservation):
================================
  BRAMLETTEIUS SERRACULOIDES (PRESENT/)
  CYCLOCOCCOLITHUS LUSITANICUS (PRESENT/)
  DISCOASTER TANII (PRESENT/)
  HAYELLA SITULIFORMIS (PRESENT/)
  HELICOPONTOSPHAERA COMPACTA (PRESENT/)
  RETICULOFENESTRA SCISSURA (PRESENT/)
  RETICULOFENESTRA UMBILICA (PRESENT/)
  SPHENOLITHUS PREDISTENTUS (PRESENT/)



Leg :  3    Top/Bot Interval(mm):   30/  40  Sample Age : UPPER EOCENE
Hole:  20C  Depth Top of Core(m):    36.90
Core:   3   Depth Top Sample(m) :    36.94
Sect:  1    No. Observed Fossils:     7

Date:       Investigator(s): GARTNER,S.
Join:       IR Volume/Page :  3/ 625

Fossils (Abundance/Preservation):
================================
  BRAMLETTEIUS SERRACULOIDES (PRESENT/)
  CYCLOCOCCOLITHUS LUSITANICUS (PRESENT/)
  DISCOASTER BARBADIENSIS (PRESENT/)
  DISCOASTER SAIPANENSIS (PRESENT/)
  DISCOASTER TANII (PRESENT/)
  RETICULOFENESTRA SCISSURA (PRESENT/)
  RETICULOFENESTRA UMBILICA (PRESENT/)



Leg :  3    Top/Bot Interval(mm):  730/ 740  Sample Age : EOCENE
Hole:  20C  Depth Top of Core(m):    36.90
Core:   3   Depth Top Sample(m) :    37.64
Sect:  1    No. Observed Fossils:     7

Date:       Investigator(s): BUKRY,D.
Join:       IR Volume/Page :  3/ 609

Fossils (Abundance/Preservation):
================================
  COCCOLITHUS BISECTUS (PRESENT/)
  CYCLOCOCCOLITHUS LUSITANICUS (PRESENT/)
  DISCOASTER BARBADIENSIS (PRESENT/)
  DISCOASTER DISTINCTUS (PRESENT/)
  DISCOASTER SAIPANENSIS (PRESENT/)
  DISCOASTER TANII TANII (PRESENT/)
  RETICULOFENESTRA UMBILICA (PRESENT/)



Leg :  3    Top/Bot Interval(mm):  790/ 800  Sample Age : EOCENE
Hole:  20C  Depth Top of Core(m):    36.90
Core:   3   Depth Top Sample(m) :    43.70
Sect:  5    No. Observed Fossils:     8

Date:       Investigator(s): BUKRY,D.
Join:       IR Volume/Page :  3/ 609

Fossils (Abundance/Preservation):
================================
  CHIASMOLITHUS GRANDIS (PRESENT/)
  CHIPHRAGMALITHUS SP. (PRESENT/)
  COCCOLITHUS BISECTUS (PRESENT/)
  CYCLOCOCCOLITHUS LUSITANICUS (PRESENT/)
  DISCOASTER BARBADIENSIS (PRESENT/)
  DISCOASTER SAIPANENSIS (PRESENT/)
  RETICULOFENESTRA UMBILICA (PRESENT/)
  SPHENOLITHUS FURCATOLITHOIDES (PRESENT/)



Leg :  3    Top/Bot Interval(mm):  200/ 210  Sample Age : UPPER EOCENE
Hole:  20C  Depth Top of Core(m):    46.60
Core:   4   Depth Top Sample(m) :    46.81
Sect:  1    No. Observed Fossils:     3

Date:       Investigator(s): GARTNER,S.
Join:       IR Volume/Page :  3/ 625

Fossils (Abundance/Preservation):
================================
  DISCOASTER BARBADIENSIS (PRESENT/)
  RETICULOFENESTRA SCISSURA (PRESENT/)
  RETICULOFENESTRA UMBILICA (PRESENT/)



Leg :  3    Top/Bot Interval(mm): 1480/1500  Sample Age : MIDDLE EOCENE
Hole:  20C  Depth Top of Core(m):    46.60
Core:   4   Depth Top Sample(m) :    52.59
Sect:  4    No. Observed Fossils:     4

Date:       Investigator(s): GARTNER,S.
Join:       IR Volume/Page :  3/ 625

Fossils (Abundance/Preservation):
================================
  CHIASMOLITHUS GRANDIS (PRESENT/)
  CYCLOCOCCOLITHUS LUSITANICUS (PRESENT/)
  DISCOASTER BARBADIENSIS (PRESENT/)
  RETICULOFENESTRA UMBILICA (PRESENT/)



Leg :  3    Top/Bot Interval(mm): 1480/1500  Sample Age : MIDDLE EOCENE
Hole:  20C  Depth Top of Core(m):    57.00
Core:   5   Depth Top Sample(m) :    58.49
Sect:  1    No. Observed Fossils:     8

Date:       Investigator(s): GARTNER,S.
Join:       IR Volume/Page :  3/ 625

Fossils (Abundance/Preservation):
================================
  CHIASMOLITHUS GIGAS (PRESENT/)
  CHIASMOLITHUS GIGAS (PRESENT/)
  CHIASMOLITHUS GRANDIS (PRESENT/)
  CHIASMOLITHUS SOLITUS (Q) (PRESENT/)
  CHIPHRAGMALITHUS QUADRATUS (PRESENT/)
  DISCOASTER BARBADIENSIS (PRESENT/)
  SPHENOLITHUS FURCATOLITHOIDES (Q) (PRESENT/)
  SPHENOLITHUS RADIANS (PRESENT/)



Leg :  3    Top/Bot Interval(mm): 1480/1500  Sample Age : EOCENE
Hole:  20C  Depth Top of Core(m):    57.00
Core:   5   Depth Top Sample(m) :    58.49
Sect:  1    No. Observed Fossils:    11

Date:       Investigator(s): BUKRY,D.
Join:       IR Volume/Page :  3/ 609

Fossils (Abundance/Preservation):
================================
  CAMPYLOSPHAERA DELA (PRESENT/)
  CHIASMOLITHUS GIGAS (PRESENT/)
  CHIASMOLITHUS GRANDIS (PRESENT/)
  CHIPHRAGMALITHUS CRISTATUS (PRESENT/)
  CHIPHRAGMALITHUS QUADRATUS (PRESENT/)
  CYCLOCOCCOLITHUS LUSITANICUS (PRESENT/)
  DISCOASTER BARBADIENSIS (PRESENT/)
  DISCOASTER SAIPANENSIS (PRESENT/)
  RETICULOFENESTRA DICTYODA (PRESENT/)
  SPHENOLITHUS FURCATOLITHOIDES (PRESENT/)
  TRIQUETRORHABDULUS SP. (PRESENT/)



Leg :  3    Top/Bot Interval(mm): 1480/1500  Sample Age : MIDDLE EOCENE
Hole:  20C  Depth Top of Core(m):    57.00
Core:   5   Depth Top Sample(m) :    58.49
Sect:  1    No. Observed Fossils:    11

Date:       Investigator(s): BUKRY,D.
Join:       IR Volume/Page : 10/ 389

Fossils (Abundance/Preservation):
================================
  CAMPYLOSPHAERA DELA (PRESENT/)
  CHIASMOLITHUS GRANDIS (PRESENT/)
  CHIPHRAGMALITHUS CRISTATUS (PRESENT/)
  COCCOLITHUS EOPELAGICUS (PRESENT/)
  COCCOLITHUS PELAGICUS (PRESENT/)
  CYCLOCOCCOLITHINA FORMOSA (PRESENT/)
  CYCLOLITHELLA BRAMLETTEI (PRESENT/)
  DISCOASTER BARBADIENSIS (PRESENT/)
  RETICULOFENESTRA SAMODUROVII (PRESENT/)
  SPHENOLITHUS RADIANS (PRESENT/)
  TRIQUETRORHABDULUS INVERSUS (PRESENT/)



Leg :  3    Top/Bot Interval(mm):  730/ 740  Sample Age : EOCENE
Hole:  20C  Depth Top of Core(m):    57.00
Core:   5   Depth Top Sample(m) :    60.74
Sect:  3    No. Observed Fossils:    10

Date:       Investigator(s): BUKRY,D.
Join:       IR Volume/Page :  3/ 609

Fossils (Abundance/Preservation):
================================
  CAMPYLOSPHAERA DELA (PRESENT/)
  CHIASMOLITHUS GRANDIS (PRESENT/)
  CHIPHRAGMALITHUS QUADRATUS (PRESENT/)
  DISCOASTER BARBADIENSIS (PRESENT/)
  DISCOASTER COLLETII (PRESENT/)
  DISCOASTER SUBLODOENSIS (PRESENT/)
  RETICULOFENESTRA DICTYODA (PRESENT/)
  SPHENOLITHUS RADIANS (PRESENT/)
  THORACOSPHAERA SP. (PRESENT/)
  TRIQUETRORHABDULUS SP. (PRESENT/)



Leg :  3    Top/Bot Interval(mm):   30/  40  Sample Age : LOWER EOCENE
Hole:  20C  Depth Top of Core(m):    57.00
Core:   5   Depth Top Sample(m) :    64.54
Sect:  6    No. Observed Fossils:     4

Date:       Investigator(s): GARTNER,S.
Join:       IR Volume/Page :  3/ 625

Fossils (Abundance/Preservation):
================================
  CHIASMOLITHUS CALIFORNICUS (Q) (PRESENT/)
  CHIASMOLITHUS GRANDIS (PRESENT/)
  MARTHASTERITES TRIBRACHIATUS (PRESENT/)
  SPHENOLITHUS RADIANS (PRESENT/)



Leg :  3    Top/Bot Interval(mm):  780/ 790  Sample Age : EOCENE
Hole:  20C  Depth Top of Core(m):    57.00
Core:   5   Depth Top Sample(m) :    65.29
Sect:  6    No. Observed Fossils:     7

Date:       Investigator(s): BUKRY,D.
Join:       IR Volume/Page :  3/ 609

Fossils (Abundance/Preservation):
================================
  CHIASMOLITHUS BIDENS (PRESENT/)
  CHIASMOLITHUS CONSUETUS (PRESENT/)
  DISCOASTER BARBADIENSIS (PRESENT/)
  DISCOASTER DIASTYPUS (PRESENT/)
  ELLIPSOLITHUS MACELLUS (PRESENT/)
  MARTHASTERITES CONTORTUS (Q) (PRESENT/)
  MARTHASTERITES TRIBRACHIATUS (PRESENT/)



Leg :  3    Top/Bot Interval(mm): 1480/1500  Sample Age : LOWER EOCENE
Hole:  20C  Depth Top of Core(m):    67.10
Core:   6   Depth Top Sample(m) :    68.59
Sect:  1    No. Observed Fossils:     8

Date:       Investigator(s): GARTNER,S.
Join:       IR Volume/Page :  3/ 625

Fossils (Abundance/Preservation):
================================
  CHIASMOLITHUS BIDENS (Q) (PRESENT/)
  CHIASMOLITHUS CALIFORNICUS (PRESENT/)
  CHIASMOLITHUS GRANDIS (Q) (PRESENT/)
  DISCOASTER MULTIRADIATUS (Q) (PRESENT/)
  ELLIPSOLITHUS DISTICHUS (PRESENT/)
  FASCICULITHUS TYMPANIFORMIS (PRESENT/)
  TOWEIUS CRATICULUS (PRESENT/)
  TOWEIUS EMINENS (PRESENT/)



Leg :  3    Top/Bot Interval(mm):  770/ 780  Sample Age : EOCENE
Hole:  20C  Depth Top of Core(m):    67.10
Core:   6   Depth Top Sample(m) :    69.38
Sect:  2    No. Observed Fossils:     7

Date:       Investigator(s): BUKRY,D.
Join:       IR Volume/Page :  3/ 609

Fossils (Abundance/Preservation):
================================
  CHIASMOLITHUS GRANDIS (PRESENT/)
  CHIPHRAGMALITHUS QUADRATUS (PRESENT/)
  CRUCIPLACOLITHUS TENUIS (PRESENT/)
  DISCOASTER MULTIRADIATUS (PRESENT/)
  DISCOASTER SUBLODOENSIS (PRESENT/)
  ELLIPSOLITHUS DISTICHUS (PRESENT/)
  FASCICULITHUS TYMPANIFORMIS (PRESENT/)



Leg :  3    Top/Bot Interval(mm):   10/  20  Sample Age : UPPER PALEOCENE
Hole:  20C  Depth Top of Core(m):    67.10
Core:   6   Depth Top Sample(m) :    71.61
Sect:  4    No. Observed Fossils:     7

Date:       Investigator(s): GARTNER,S.
Join:       IR Volume/Page :  3/ 625

Fossils (Abundance/Preservation):
================================
  CHIASMOLITHUS BIDENS (PRESENT/)
  CHIASMOLITHUS CALIFORNICUS (PRESENT/)
  DISCOASTER MULTIRADIATUS (Q) (PRESENT/)
  ELLIPSOLITHUS DISTICHUS (PRESENT/)
  FASCICULITHUS TYMPANIFORMIS (PRESENT/)
  TOWEIUS CRATICULUS (PRESENT/)
  TOWEIUS EMINENS (PRESENT/)

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These Web pages are from the Core Data from the Deep Sea Drilling Project Legs 1-96 CD-ROM produced 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, and collocated World Data Center for Marine Geology and Geophysics, Boulder. Data were compiled in cooperation with the U.S. Science Support Program, the Joint Oceanographic Institutions, Inc., and the U.S. National Science Foundation. Please see the NGDC privacy, disclaimer, and copyright notices.