Species delimitation in lemurs: multiple genetic loci reveal low levels of species diversity in the genus Cheirogaleus
2009

Understanding Dwarf Lemur Diversity in Madagascar

Sample size: 48 publication Evidence: moderate

Author Information

Author(s): Linn F. Groeneveld, David W. Weisrock, Rodin M. Rasoloarison, Anne D. Yoder, Peter M. Kappeler

Primary Institution: German Primate Center

Hypothesis

Do the seven recognized species of dwarf lemurs in the genus Cheirogaleus represent distinct phylogenetic species?

Conclusion

The study identifies three exclusive groups of dwarf lemur populations corresponding to three of the seven named species, suggesting that some previously recognized species are synonymous.

Supporting Evidence

  • Three distinct evolutionary lineages were identified within the genus Cheirogaleus.
  • Population genetic analyses revealed six distinct genotypic clusters.
  • C. adipicaudatus and C. ravus were found to be synonymous with C. medius and C. major, respectively.

Takeaway

Scientists studied tiny lemurs in Madagascar and found that there are really only three different kinds instead of seven, which helps us understand how to protect them better.

Methodology

The study used phylogenetic and population genetic analysis of mitochondrial and nuclear DNA from field and museum samples.

Limitations

The study does not have sufficient data to assess the status of C. minusculus and suggests that more ecological data is needed.

Digital Object Identifier (DOI)

10.1186/1471-2148-9-30

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