Taylor 2009 Brachiosaurus paper Nexus file

The Nexus file from Wedel and Taylor (in press), based on the character-taxon matrix from Taylor (2009), with constraints applied to test the position of <em>Haplocanthosaurus</em>. REFERENCES Taylor, M.P. 2009. A re-evaluation of <em>Brachiosaurus altithorax</em> Riggs 1903 (Dinosauria, Sauropoda) and its generic separation from <em>Giraffatitan brancai</em> (Janensch 1914). Journal of Vertebrate Paleontology 29(3): 787-806. Wedel, M.J., and Taylor, M.P. In press. Neural spine bifurcation in sauropod dinosaurs of the Morrison Formation: ontogenetic and phylogenetic implications. PalArch's Journal of Vertebrate Palaeontology.

本数据集采用Wedel与Taylor（即刊）基于Taylor（2009年）的特征-分类矩阵（character-taxon matrix）构建的Nexus格式文件（Nexus file），并施加约束条件以检验哈普卡龙（Haplocanthosaurus）的系统发育位置。

参考文献
Taylor, M.P.，2009年。高胸腕龙（Brachiosaurus altithorax）Riggs 1903（恐龙总目（Dinosauria），蜥脚亚目（Sauropoda））的重新评估及其与布氏长颈巨龙（Giraffatitan brancai）(Janensch 1914)的属级分离。《古脊椎动物学报》，29(3)：787-806。
Wedel, M.J.与Taylor, M.P.，即刊。莫里逊组蜥脚类恐龙的神经棘分叉现象：个体发育与系统发育意义。《PalArch古脊椎动物学杂志》。