Fluctuations in the trophic resource continuum: a factor in global diversity cycles?

P Hallock - Paleoceanography, 1987 - Wiley Online Library
The trophic resource continuum (TRC) in euphotic zones of the world's oceans is the
spectrum of conditions from the richest runoff and upwelling areas to the most nutrient …

Atlantic Eocene planktonic foraminiferal paleohydrographic indicators and stable isotope paleoceanography

A Boersma, IP Silva, NJ Shackleton - Paleoceanography, 1987 - Wiley Online Library
Reconstruction of Atlantic Ocean vertical and meridional water characteristics is based on
combined synoptic fossil census data, stable isotope records, and measurements of …

15N/14N variations in Cretaceous Atlantic sedimentary sequences: implication for past changes in marine nitrogen biogeochemistry

GH Rau, MA Arthur, WE Dean - Earth and Planetary Science Letters, 1987 - Elsevier
At two locations in the Atlantic Ocean (DSDP Sites 367 and 530) early to middle Cretaceous
organic-carbon-rich beds (“black shales”) were found to have significantly lower δ 15 N …

Organic carbon and metal accumulation rates in Holocene and mid-Cretaceous sediments: palaeoceanographic significance

TJ Bralower, HR Thierstein - Geological Society, London, Special …, 1987 - lyellcollection.org
The proportion of the organic carbon produced in oceanic surface waters that is buried in the
underlying sediments is highly variable. The organic-carbon preservation factor, the …

Carbonaceous sediments and palaeoenvironment of the Cretaceous South Atlantic Ocean

HB Zimmerman, A Boersma… - … Society, London, Special …, 1987 - lyellcollection.org
The distribution of sapropelic sediments in the early South Atlantic Ocean is used to test
palaeocirculation models related to oxygen-deficient conditions. The data presented here …

Palaeo-oceanography and depositional environment of the Scandinavian Alum Shales: sedimentological and geochemical evidence

A Thickpenny - Marine Clastic Sedimentology: Concepts and Case …, 1987 - Springer
Abstract The Middle Cambrian to Tremadoc Scandinavian alum shales are highly
condensed sediments, notably enriched in organic matter. Sedimentological studies alone …

[图书][B] Cenomanian-Turonian (Cretaceous) stage boundary extinctions in the Western Interior of the United States

WP Elder - 1987 - search.proquest.com
An extensive and abrupt biotic turnover marking the Cenomanian-Turonian (Cretaceous)
stage boundary occurred just prior to maximum transgression of the Middle Cretaceous …

Cycles, steps and CO2: Paleoceanography in the United States from 1983–1986

C Sancetta - Reviews of Geophysics, 1987 - Wiley Online Library
The field of paleoceanography experienced continued growth during the last three years.
The First International Conference on Paleoceanography was held in Zürich, Switzerland, in …

A model of global and basin-scale anoxia

JR Southam, WH Peterson, GW Brass - Mathematical Modelling, 1987 - Elsevier
A simple steady-state 1-D model of the oceanic particulate organic carbon, dissolved
oxygen and dissolved phosphate system has been developed to study global and basin …

[引用][C] Algal symbiosis as the driving force in the evolution of larger foraminifera a

JJ Lee, P Hallock - Annals of the New York Academy of …, 1987 - Wiley Online Library
Foraminifera have been a very successful group of protozoans for over 500 million years.
Loeblich and Tappan recogtuzed 220 foraminifera1 families;'species counts exceed 25,000 …