pygostyle
It is also peculiar in the morphology of atlas, axis, pygostyle, sternum, etc.
寰椎、枢椎、尾综骨、胸骨等形态特殊。
pygostyle
尾综骨
pygostyle
It is also peculiar in the morphology of atlas, axis, pygostyle, sternum, etc.
寰椎、枢椎、尾综骨、胸骨等形态特殊。
pygostyle
尾综骨