1. Editorial

   • A. Rus Hoelzel

   Editorial Introduction Pages: 1 - 2

2. Genetic variation and population structure in desert bighorn sheep: implications for conservation

   • Gustavo A. Gutiérrez-Espeleta
   • Steven T. Kalinowski
   • Philip W. Hedrick

   OriginalPaper Pages: 3 - 15

3. Genetic distinction of pallid, shovelnose, and Alabama sturgeon: emerging species and the US Endangered Species Act

   • Donald E. Campton
   • Anna L. Bass
   • Brian W. Bowen

   OriginalPaper Pages: 17 - 32

4. Relationships between population size and loss of genetic diversity: comparisons of experimental results with theoretical predictions

   • Margaret E. Montgomery
   • Lynn M. Woodworth
   • Richard Frankham

   OriginalPaper Pages: 33 - 43

5. Genetic variability and gene flow in the globally, critically-endangered Taita thrush

   • Peter Galbusera
   • Luc Lens
   • Erik Matthysen

   OriginalPaper Pages: 45 - 55

6. Conservation genetics of the endangered conifer Fitzroya cupressoides in Chile and Argentina

   • A.C. Premoli
   • T. Kitzberger
   • T.T. Veblen

   OriginalPaper Pages: 57 - 66

7. Questioning species realities

   • Andrew P. Hendry
   • Steven M. Vamosi
   • Troy Day

   Commentary Pages: 67 - 76

8. Abandon all species concepts? A response

   • John C. Avise
   • Deette Walker

   Commentary Pages: 77 - 80

9. Polyphyly of mtDNA lineages in the Russian sturgeon, Acipenser gueldenstaedtii: forensic and evolutionary implications

   • Vadim J. Birstein
   • Phaedra Doukakis
   • R. DeSalle

   BriefCommunication Pages: 81 - 88

10. A set of microsatellite loci for the hairy-nosed wombats (Lasiorhinus krefftii and L. latifrons)

    • Luciano B. Beheregaray
    • Paul Sunnucks
    • Andrea C. Taylor

    Note Pages: 89 - 92

11. Microsatellite primers for the kakapo (Strigops habroptilus) and their utility in other parrots

    • Bruce C. Robertson
    • Edward O. Minot
    • David M. Lambert

    Note Pages: 93 - 95