@article{fdi:010055893, title = {{C}enozoic imprints on the phylogenetic structure of palm species assemblages worldwide}, author = {{K}issling, {W}. {D}. and {E}iserhardt, {W}. {L}. and {B}aker, {W}. {J}. and {B}orchsenius, {F}. and {C}ouvreur, {T}homas and {B}alslev, {H}. and {S}venning, {J}. {C}.}, editor = {}, language = {{ENG}}, abstract = {{D}espite long-standing interest in the origin and maintenance of species diversity, little is known about historical drivers of species assemblage structure at large spatiotemporal scales. {H}ere, we use global species distribution data, a dated genus-level phylogeny, and paleo-reconstructions of biomes and climate to examine {C}enozoic imprints on the phylogenetic structure of regional species assemblages of palms ({A}recaceae), a species-rich plant family characteristic of tropical ecosystems. {W}e find a strong imprint on phylogenetic clustering due to geographic isolation and in situ diversification, especially in the {N}eotropics and on islands with spectacular palm radiations (e. g., {M}adagascar, {H}awaii, and {C}uba). {P}hylogenetic over-dispersion on mainlands and islands corresponds to biotic interchange areas. {D}ifferences in the degree of phylogenetic clustering among biogeographic realms are related to differential losses of tropical rainforests during the {C}enozoic, but not to the cumulative area of tropical rainforest over geological time. {A} largely random phylogenetic assemblage structure in {A}frica coincides with severe losses of rainforest area, especially after the {M}iocene. {M}ore recent events also appear to be influential: phylogenetic clustering increases with increasing intensity of {Q}uaternary glacial-interglacial climatic oscillations in {S}outh {A}merica and, to a lesser extent, {A}frica, indicating that specific clades perform better in climatically unstable regions. {O}ur results suggest that continental isolation (in combination with limited long-distance dispersal) and changing climate and habitat loss throughout the {C}enozoic have had strong impacts on the phylogenetic structure of regional species assemblages in the tropics.}, keywords = {biodiversity ; biogeography ; climate change ; evolution ; extinction}, booktitle = {}, journal = {{P}roceedings of the {N}ational {A}cademy of {S}ciences of the {U}nited {S}tates of {A}merica}, volume = {109}, numero = {19}, pages = {7379--7384}, ISSN = {0027-8424}, year = {2012}, DOI = {10.1073/pnas.1120467109}, URL = {https://www.documentation.ird.fr/hor/fdi:010055893}, }