义县组上部一件无齿翼龙超科前肢及对金刚山义县翼龙的修订 |
蒋顺兴, 张鑫俊, 程心, 汪筱林 |
A new pteranodontoid pterosaur forelimb from the upper Yixian Formation, with a revision of Yixianopterus jingangshanensis |
JIANG Shun-Xing, ZHANG Xin-Jun, CHENG Xin, WANG Xiao-Lin |
Fig. 5 Phylogenetic results based on the matrix of A. the strict consensus tree of 28 most parsimonious trees with a length of 361 steps; B. the reduced consensus tree without an unstable taxon (IVPP V 26166) 1. Ornithocheiroidea; 2. Pteranodontoidea; 3. Istiodactylidae |
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