@article{fdi:010060748, title = {{A} mitochondrial phylogeographic scenario for the most widespread {A}frican rodent, {M}astomys natalensis}, author = {{C}olangelo, {P}. and {V}erheyen, {E}. and {L}eirs, {H}. and {T}atard, {C}. and {D}enys, {C}. and {D}obigny, {G}authier and {D}uplantier, {J}ean-{M}arc and {B}rouat, {C}arine and {G}ranjon, {L}aurent and {L}ecompte, {E}.}, editor = {}, language = {{ENG}}, abstract = {{I}n order to evaluate the contribution of geological, environmental, and climatic changes to the spatial distribution of genetic variation of {M}astomys natalensis, we analysed cytochromeb sequences from the whole distribution area of the species to infer its phylogeographic structure and historical demography. {S}ix well-supported phylogroups, differentiated during the {P}leistocene, were evidenced. {N}o significant correlation between genetic and geographic distances was found at the continental scale, and the geographic distributions of the observed phylogroups have resulted from extensive periods of isolation caused by the presence of putative geographic and ecological barriers. {T}he diversification events were probably influenced by habitat contraction/expansion cycles that may have complemented topographic barriers to induce genetic drift and lineage sorting. {A}ccording to our results, we propose a scenario where climate-driven processes may have played a primary role in the differentiation among phylogroups.(c) 2013 {T}he {L}innean {S}ociety of {L}ondon}, keywords = {{A}frican savannah ; climate changes ; geographic barrier ; isolation by ; distance ; vicariance ; {AFRIQUE}}, booktitle = {}, journal = {{B}iological {J}ournal of the {L}innean {S}ociety}, volume = {108}, numero = {4}, pages = {901--916}, ISSN = {0024-4066}, year = {2013}, DOI = {10.1111/bij.12013}, URL = {https://www.documentation.ird.fr/hor/fdi:010060748}, }