Core Data from the Deep Sea Drilling Project

Leg :  4    Top/Bot Interval(mm):   40/  40  Sample Age : UPPER MIOCENE
Hole:  25A  Depth Top of Core(m):    39.00
Core:   1   Depth Top Sample(m) :    39.04
Sect:  1    No. Observed Fossils:    14

Date:       Investigator(s): HAY,W.W.
Join:       IR Volume/Page :  4/ 472

Fossils (Abundance/Preservation):
================================
  COCCOLITHUS PELAGICUS (RARE/)
  CYCLOCOCCOLITHUS LEPTOPORUS (RARE/)
  DISCOASTER BROUWERI RUTELLUS (COMMON/)
  DISCOASTER BROUWERI TRIDENS (COMMON/)
  DISCOASTER DILATUS (RARE/)
  DISCOASTER EXILIS (Q) (TRACE/)
  DISCOASTER EXTENSUS (RARE/)
  DISCOASTER HAMATUS (TRACE/)
  DISCOASTER HAMATUS (RARE/)
  DISCOASTER PENTARADIATUS (TRACE/)
  DISCOASTER PERPLEXUS (TRACE/)
  HELICOPONTOSPHAERA KAMPTNERI (TRACE/)
  RETICULOFENESTRA PSEUDOUMBILICA (RARE/)
  SPHENOLITHUS ABIES (COMMON/)



Leg :  4    Top/Bot Interval(mm):  750/ 760  Sample Age : UPPER MIOCENE
Hole:  25A  Depth Top of Core(m):    39.00
Core:   1   Depth Top Sample(m) :    39.76
Sect:  1    No. Observed Fossils:     6

Date:       Investigator(s): BUKRY,D.
Join:       IR Volume/Page :  4/ 378

Fossils (Abundance/Preservation):
================================
  DISCOASTER CHALLENGERII (PRESENT/)
  DISCOASTER HAMATUS (Q) (PRESENT/)
  DISCOASTER PENTARADIATUS (PRESENT/)
  RETICULOFENESTRA PSEUDOUMBILICA (PRESENT/)
  SPHENOLITHUS ABIES (PRESENT/)
  TRIQUETRORHABDULUS RUGOSUS (PRESENT/)



Leg :  4    Top/Bot Interval(mm):  840/ 840  Sample Age : UPPER MIOCENE
Hole:  25A  Depth Top of Core(m):    39.00
Core:   1   Depth Top Sample(m) :    39.84
Sect:  1    No. Observed Fossils:    12

Date:       Investigator(s): HAY,W.W.
Join:       IR Volume/Page :  4/ 472

Fossils (Abundance/Preservation):
================================
  COCCOLITHUS PELAGICUS (COMMON/)
  CYCLOCOCCOLITHUS LEPTOPORUS (RARE/)
  DISCOASTER BROUWERI RUTELLUS (COMMON/)
  DISCOASTER BROUWERI TRIDENS (COMMON/)
  DISCOASTER DEFLANDREI (TRACE/)
  DISCOASTER DILATUS (COMMON/)
  DISCOASTER EXTENSUS (RARE/)
  DISCOASTER HAMATUS (RARE/)
  DISCOASTER PENTARADIATUS (COMMON/)
  HELICOPONTOSPHAERA KAMPTNERI (RARE/)
  RETICULOFENESTRA PSEUDOUMBILICA (RARE/)
  SPHENOLITHUS ABIES (COMMON/)



Leg :  4    Top/Bot Interval(mm):  750/ 750  Sample Age : UPPER MIOCENE
Hole:  25A  Depth Top of Core(m):    39.00
Core:   1   Depth Top Sample(m) :    41.25
Sect:  2    No. Observed Fossils:    13

Date:       Investigator(s): HAY,W.W.
Join:       IR Volume/Page :  4/ 472

Fossils (Abundance/Preservation):
================================
  COCCOLITHUS PELAGICUS (COMMON/)
  CYCLOCOCCOLITHUS LEPTOPORUS (RARE/)
  DISCOASTER BROUWERI RUTELLUS (COMMON/)
  DISCOASTER BROUWERI TRIDENS (COMMON/)
  DISCOASTER DEFLANDREI (TRACE/)
  DISCOASTER DILATUS (COMMON/)
  DISCOASTER EXTENSUS (RARE/)
  DISCOASTER HAMATUS (RARE/)
  DISCOASTER PENTARADIATUS (COMMON/)
  DISCOASTER PERPLEXUS (TRACE/)
  HELICOPONTOSPHAERA KAMPTNERI (TRACE/)
  RETICULOFENESTRA PSEUDOUMBILICA (RARE/)
  SPHENOLITHUS ABIES (COMMON/)



Leg :  4    Top/Bot Interval(mm): 1480/1500  Sample Age : UPPER MIOCENE
Hole:  25A  Depth Top of Core(m):    39.00
Core:   1   Depth Top Sample(m) :    41.99
Sect:  2    No. Observed Fossils:     6

Date:       Investigator(s): BUKRY,D.
Join:       IR Volume/Page :  4/ 378

Fossils (Abundance/Preservation):
================================
  CATINASTER CALYCULUS (PRESENT/)
  DISCOASTER CHALLENGERII (PRESENT/)
  DISCOASTER HAMATUS (PRESENT/)
  RETICULOFENESTRA PSEUDOUMBILICA (PRESENT/)
  SPHENOLITHUS ABIES (PRESENT/)
  TRIQUETRORHABDULUS RUGOSUS (PRESENT/)



Leg :  4    Top/Bot Interval(mm): 1500/1500  Sample Age : UPPER MIOCENE
Hole:  25A  Depth Top of Core(m):    39.00
Core:   1   Depth Top Sample(m) :    42.00
Sect:  2    No. Observed Fossils:    11

Date:       Investigator(s): HAY,W.W.
Join:       IR Volume/Page :  4/ 472

Fossils (Abundance/Preservation):
================================
  CATINASTER CALYCULUS (TRACE/)
  COCCOLITHUS PELAGICUS (COMMON/)
  CYCLOCOCCOLITHUS LEPTOPORUS (RARE/)
  DISCOASTER BROUWERI RUTELLUS (COMMON/)
  DISCOASTER BROUWERI TRIDENS (COMMON/)
  DISCOASTER CHALLENGERII (RARE/)
  DISCOASTER DILATUS (COMMON/)
  DISCOASTER EXTENSUS (COMMON/)
  DISCOASTER HAMATUS (RARE/)
  RETICULOFENESTRA PSEUDOUMBILICA (RARE/)
  SPHENOLITHUS ABIES (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