A common tendency for phylogenetic overdispersion in mammalian assemblages Export

@article{citeulike:3064368, abstract = {Competition has long been proposed as an important force in structuring mammalian communities. Although early work recognized that competition has a phylogenetic dimension, only with recent increases in the availability of phylogenies have true phylogenetic investigations of mammalian community structure become possible. We test whether the phylogenetic structure of 142 assemblages from three mammalian clades (New World monkeys, North American ground squirrels and Australasian possums) shows the imprint of competition. The full set of assemblages display a highly significant tendency for members to be more distantly related than expected by chance (phylogenetic overdispersion). The overdispersion is also significant within two of the clades (monkeys and squirrels) separately. This is the first demonstration of widespread overdispersion in mammal assemblages and implies an important role for either competition between close relatives where traits are conserved, habitat filtering where distant relatives share convergent traits, or both.}, author = {Cooper, Natalie and Rodr\'{i}guez, Jes\'{u}s and Purvis, Andy}, citeulike-article-id = {3064368}, citeulike-linkout-0 = {http://dx.doi.org/10.1098/rspb.2008.0420}, doi = {10.1098/rspb.2008.0420}, journal = {Proceedings of the Royal Society B: Biological Sciences}, keywords = {phylodiversity}, number = {1646}, pages = {2031--2037}, posted-at = {2009-03-18 00:46:53}, priority = {2}, title = {A common tendency for phylogenetic overdispersion in mammalian assemblages}, url = {http://dx.doi.org/10.1098/rspb.2008.0420}, volume = {275}, year = {2008} }

TY - JOUR ID - citeulike:3064368 L3 - citeulike-article-id:3064368 N2 - Competition has long been proposed as an important force in structuring mammalian communities. Although early work recognized that competition has a phylogenetic dimension, only with recent increases in the availability of phylogenies have true phylogenetic investigations of mammalian community structure become possible. We test whether the phylogenetic structure of 142 assemblages from three mammalian clades (New World monkeys, North American ground squirrels and Australasian possums) shows the imprint of competition. The full set of assemblages display a highly significant tendency for members to be more distantly related than expected by chance (phylogenetic overdispersion). The overdispersion is also significant within two of the clades (monkeys and squirrels) separately. This is the first demonstration of widespread overdispersion in mammal assemblages and implies an important role for either competition between close relatives where traits are conserved, habitat filtering where distant relatives share convergent traits, or both. IS - 1646 JF - Proceedings of the Royal Society B: Biological Sciences EP - 2037 TI - A common tendency for phylogenetic overdispersion in mammalian assemblages VL - 275 SP - 2031 KW - phylodiversity AU - Cooper, Natalie AU - Rodríguez, Jesús AU - Purvis, Andy PY - 2008//07/ UR - http://dx.doi.org/10.1098/rspb.2008.0420 ER -