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Did Cooling Oceans Trigger Ordovician Biodiversification? Evidence from Conodont Thermometry

Date

Authors

Trotter, Julie

Williams, Ian

Barnes, Christopher

Lécuyer, Christophe

Nicoll, Robert

Publisher

American Association for the Advancement of Science

Abstract

The Ordovician Period, long considered a supergreenhouse state, saw one of the greatest radiations of life in Earth's history. Previous temperature estimates of up to ∼70°C have spawned controversial speculation that the oxygen isotopic composition of

Keywords

Keywords: biodiversity; conodont; cooling; global climate; isotopic composition; Ordovician; oxygen isotope; seawater; Silurian; article; biodiversity; climate change; global climate; mass fragmentography; Ordovician; priority journal; sea pollution; thermometry; A

URI

http://hdl.handle.net/1885/33713

Collections

ANU Research Publications

Source

Science

Type

Journal article

DOI

10.1126/science.1155814

Restricted until

2037-12-31

Downloads

File

Description

01_Trotter_Did_Cooling_Oceans_Trigger_2008.pdf (1.22 MB)

02_Trotter_Did_Cooling_Oceans_Trigger_2008.pdf (191.49 KB)