Connection degree between muscles in Rana chaochiaoensis is tighter than that in Bombina maxima, and segmentation of muscle in Bombina maxima is more obvious than that of Rana chaochiaoensis.

• 大蹼铃蟾的肌肉结合紧密程度不如昭觉林蛙，且肌肉分节现象较昭觉林蛙显著。