furculan. 叉突、彈器學術名詞叉骨【與Wishbone，Merrythought bone 所指相同】：比較解剖學叉骨：動物學叉狀器：動物學黑身史氏裸鯆彈器：動物學英文釋義a forked bone formed by the fusion of the clavicles of most birds