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Open Access Highly Accessed Open Badges Research article

The colonization of land by animals: molecular phylogeny and divergence times among arthropods

Davide Pisani1, Laura L Poling12, Maureen Lyons-Weiler13 and S Blair Hedges1*

Author Affiliations

1 NASA Astrobiology Institute and Department of Biology, The Pennsylvania State University, University Park, PA, 16802, USA

2 Dana-Farber Cancer Institute, Harvard Medical School 44 Binney Street, Boston MA 02115, USA

3 Department of Pathology, University of Pittsburgh Medical School, 5230 Centre Avenue, Pittsburgh, PA, 15232 USA

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BMC Biology 2004, 2:1  doi:10.1186/1741-7007-2-1

Published: 19 January 2004

Additional files

Additional File 1:

This file (MS Word) includes: (1) additional details of the methodology, (2) accession numbers of sequences used in the phylogenetic and molecular clock analyses, (3) the aligned sequence data used in the phylogenetic analyses, and (4) additional information regarding the fossil calibration points.

Format: DOC Size: 408KB Download file

This file can be viewed with: Microsoft Word Viewer

Open Data

Additional File 2:

This file (pdf) contains phylogenetic trees of arthropods estimated using five representative genes. The trees were constructed with neighbor-joining, using gamma-corrected Kimura two-parameter transversion distances. Bootstrap confidence values (>50%) are shown on nodes.

Format: PDF Size: 185KB Download file

This file can be viewed with: Adobe Acrobat Reader

Open Data