New Mid-Cretaceous (Latest Albian) Dinosaurs from Winton, Queensland, Australia Export

@article{citeulike:5043693, abstract = {<sec> <title>Background</title> <p>Australia's dinosaurian fossil record is exceptionally poor compared to that of other similar-sized continents. Most taxa are known from fragmentary isolated remains with uncertain taxonomic and phylogenetic placement. A better understanding of the Australian dinosaurian record is crucial to understanding the global palaeobiogeography of dinosaurian groups, including groups previously considered to have had Gondwanan origins, such as the titanosaurs and carcharodontosaurids.</p> </sec><sec> <title>Methodology/Principal Findings</title> <p>We describe three new dinosaurs from the late Early Cretaceous (latest Albian) Winton Formation of eastern Australia, including; <italic>Wintonotitan wattsi</italic> gen. et sp. nov., a basal titanosauriform; <italic>Diamantinasaurus matildae</italic> gen. et sp. nov., a derived lithostrotian titanosaur; and <italic>Australovenator wintonensis</italic> gen. et sp. nov., an allosauroid. We compare an isolated astragalus from the Early Cretaceous of southern Australia; formerly identified as <italic>Allosaurus</italic> sp., and conclude that it most-likely represents <italic>Australovenator</italic> sp.</p> </sec><sec> <title>Conclusion/Significance</title> <p>The occurrence of <italic>Australovenator</italic> from the Aptian to latest Albian confirms the presence in Australia of allosauroids basal to the Carcharodontosauridae. These new taxa, along with the fragmentary remains of other taxa, indicate a diverse Early Cretaceous sauropod and theropod fauna in Australia, including plesiomorphic forms (e.g. <italic>Wintonotitan</italic> and <italic>Australovenator</italic>) and more derived forms (e.g. <italic>Diamantinasaurus</italic>).</p> </sec>}, author = {Hocknull, Scott A. and White, Matt A. and Tischler, Travis R. and Cook, Alex G. and Calleja, Naomi D. and Sloan, Trish and Elliott, David A.}, citeulike-article-id = {5043693}, citeulike-linkout-0 = {http://dx.doi.org/10.1371/journal.pone.0006190}, day = {3}, doi = {10.1371/journal.pone.0006190}, journal = {PLoS ONE}, keywords = {australia, dinosaur, evolution, fossil, palaeontology, queensland}, month = {July}, number = {7}, pages = {e6190+}, posted-at = {2009-07-03 02:57:00}, priority = {2}, publisher = {Public Library of Science}, title = {New Mid-Cretaceous (Latest Albian) Dinosaurs from Winton, Queensland, Australia}, url = {http://dx.doi.org/10.1371/journal.pone.0006190}, volume = {4}, year = {2009} }

TY - JOUR ID - citeulike:5043693 L3 - citeulike-article-id:5043693 N2 - <sec> <title>Background</title> <p>Australia's dinosaurian fossil record is exceptionally poor compared to that of other similar-sized continents. Most taxa are known from fragmentary isolated remains with uncertain taxonomic and phylogenetic placement. A better understanding of the Australian dinosaurian record is crucial to understanding the global palaeobiogeography of dinosaurian groups, including groups previously considered to have had Gondwanan origins, such as the titanosaurs and carcharodontosaurids.</p> </sec><sec> <title>Methodology/Principal Findings</title> <p>We describe three new dinosaurs from the late Early Cretaceous (latest Albian) Winton Formation of eastern Australia, including; <italic>Wintonotitan wattsi</italic> gen. et sp. nov., a basal titanosauriform; <italic>Diamantinasaurus matildae</italic> gen. et sp. nov., a derived lithostrotian titanosaur; and <italic>Australovenator wintonensis</italic> gen. et sp. nov., an allosauroid. We compare an isolated astragalus from the Early Cretaceous of southern Australia; formerly identified as <italic>Allosaurus</italic> sp., and conclude that it most-likely represents <italic>Australovenator</italic> sp.</p> </sec><sec> <title>Conclusion/Significance</title> <p>The occurrence of <italic>Australovenator</italic> from the Aptian to latest Albian confirms the presence in Australia of allosauroids basal to the Carcharodontosauridae. These new taxa, along with the fragmentary remains of other taxa, indicate a diverse Early Cretaceous sauropod and theropod fauna in Australia, including plesiomorphic forms (e.g. <italic>Wintonotitan</italic> and <italic>Australovenator</italic>) and more derived forms (e.g. <italic>Diamantinasaurus</italic>).</p> </sec> IS - 7 JF - PLoS ONE TI - New Mid-Cretaceous (Latest Albian) Dinosaurs from Winton, Queensland, Australia PB - Public Library of Science VL - 4 SP - e6190 KW - australia KW - dinosaur KW - evolution KW - fossil KW - palaeontology KW - queensland AU - Hocknull, Scott AU - White, Matt AU - Tischler, Travis AU - Cook, Alex AU - Calleja, Naomi AU - Sloan, Trish AU - Elliott, David PY - 2009/07/03/ UR - http://dx.doi.org/10.1371/journal.pone.0006190 ER -