【摘 要】
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早翼龙种类的种系发生的分析相对新、矛盾。然而,他们为早翼龙暗示类似的进化历史:在 first named 翼龙种类前的翼龙的所有主要的早组的大分叉出现在石块记录。这大, unsampled
【基金项目】
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I wish to thank my doctoral advisor, Jacques Gauthier, and the rest of my doctoral committee at Yale University for their comments and suggestions on an earlier version of this manuscript. I thank Mic