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新系统发育研究解锁恐鳄演化奥秘:亲缘关系、渗透压调节与体型之谜
同时,短吻鳄超科由 Orientalosuchina 及其姐妹群短吻鳄科(Alligatoridae)组成,而 Globidonta 这一分类在此处与短吻鳄超科冗余。 系统发育体型估计 基于新的系统发育拓扑结构,研究人员发现短吻鳄超科早期代表体型相对较小。他们利用头骨宽度作为代理变量 ...
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