并跖骨(英语:arctometatarsal)或称夹跖,是指动物的跖骨近端被愈合在一起。这一特征是高度非同源而相似的(homoplastic),在许多适于奔跑的恐龙中都能发现(如暴龙科、似鸟龙科和伤齿龙科)。这一结构可以使力量有效传递至跖骨处[1][2]。
参考资料
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