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Citation for Study 1869

About Citation title: "The Drowning of New Zealand and the Problem of Agathis.".
About This study was previously identified under the legacy study ID S1844 (Status: Published).

Citation

Knapp M., Mudaliar R., Havell D., Wagstaff S., & Lockhart P. 2007. The Drowning of New Zealand and the Problem of Agathis. Systematic Biology, 56(5): 862-870.

Authors

  • Knapp M.
  • Mudaliar R.
  • Havell D.
  • Wagstaff S.
  • Lockhart P.

Abstract

80 million years ago (mya) the landmass that was to become New Zealand broke away from the Gondwanan super continent. During the Oligocene period (26 - 38 mya) there was a significant reduction in the landmass of New Zealand However, whether or not New Zealand was completely submerged is a matter of controversy and recent debate. If it was completely submerged during the Oligocene, then all extant biota must have arrived by transoceanic distance dispersal since that time. This study reports molecular systematic and molecular clock analyses based on 3011 base pairs of sequence data (matK and rbcL coding regions, trnD-trnT intergenic region) from the chloroplast genome of nine different species from the Araucariaceae family. Analyses of these data suggest that Australian and New Zealand Agathis lineages diverged in the late Cretaceous/early Tertiary period. These estimates are consistent with in situ survival of the Agathis australis lineage in New Zealand following the breakup of Gondwana. They imply the continuous existence of land in the New Zealand area throughout the Tertiary.

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About this resource

  • Canonical resource URI: http://purl.org/phylo/treebase/phylows/study/TB2:S1869
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