Global patterns in the phylogenetic structure of island mammal assemblages Export

@article{citeulike:3064371, abstract = {Assemblage-level phylogenies carry the signature of ecological and evolutionary processes, which may provide useful information on modes of assemblage formation. We present a global-scale analysis of the emergent phylogenetic properties of mammal assemblages on islands, in which we compared the structure of 595 island assemblages with null models constructed under four alternative definitions of regional source pools. Although most assemblages had a structure indistinguishable from random samples, for some mammal taxa, up to 40\% of island assemblages were phylogenetically overdispersed. This suggests that in at least some cases, the processes that shape island faunas are not independent of phylogeny. Furthermore, measures of phylogenetic structure were associated in some cases with island geographical features (size, maximum elevation and habitat diversity). Our results suggest that part of the signal of assemblage formation processes is detectable in the phylogenies of contemporary island mammal faunas, though much is obscured by the complexity of these processes.}, author = {Cardillo, Marcel and Gittleman, John L. and Purvis, Andy}, citeulike-article-id = {3064371}, citeulike-linkout-0 = {http://dx.doi.org/10.1098/rspb.2008.0262}, day = {7}, doi = {10.1098/rspb.2008.0262}, journal = {Proceedings of the Royal Society B: Biological Sciences}, keywords = {phylodiversity}, month = {July}, number = {1642}, pages = {1549--1556}, posted-at = {2009-03-18 00:46:35}, priority = {2}, title = {Global patterns in the phylogenetic structure of island mammal assemblages}, url = {http://dx.doi.org/10.1098/rspb.2008.0262}, volume = {275}, year = {2008} }

TY - JOUR ID - citeulike:3064371 L3 - citeulike-article-id:3064371 N2 - Assemblage-level phylogenies carry the signature of ecological and evolutionary processes, which may provide useful information on modes of assemblage formation. We present a global-scale analysis of the emergent phylogenetic properties of mammal assemblages on islands, in which we compared the structure of 595 island assemblages with null models constructed under four alternative definitions of regional source pools. Although most assemblages had a structure indistinguishable from random samples, for some mammal taxa, up to 40% of island assemblages were phylogenetically overdispersed. This suggests that in at least some cases, the processes that shape island faunas are not independent of phylogeny. Furthermore, measures of phylogenetic structure were associated in some cases with island geographical features (size, maximum elevation and habitat diversity). Our results suggest that part of the signal of assemblage formation processes is detectable in the phylogenies of contemporary island mammal faunas, though much is obscured by the complexity of these processes. IS - 1642 JF - Proceedings of the Royal Society B: Biological Sciences EP - 1556 TI - Global patterns in the phylogenetic structure of island mammal assemblages VL - 275 SP - 1549 KW - phylodiversity AU - Cardillo, Marcel AU - Gittleman, John AU - Purvis, Andy PY - 2008/07/07/ UR - http://dx.doi.org/10.1098/rspb.2008.0262 ER -