所引 457 性状分析恢复兽脚类与鸟臀类组成鸟跖类，而已发表的重编码与增补类群检验恢复传统拓扑；二者是竞争性的矩阵结果，并非直接观察到的祖先关系或已经定论的恐龙定义。
claim:event:dinosaur-radiationA new hypothesis of dinosaur relationships and early dinosaur evolution
Baron, M.G.; Norman, D.B.; Barrett, P.M.
年份2017
来源角色primary-study
DOI / ID10.1038/nature21700
适用范围
taxonomy · 拓扑 · range · 形态 · 生态 · geochronology · methods
The 74-taxon, 457-character analysis recovered Ornithoscelida; this is a matrix topology, not observed ancestry.