Zhongornis is supposed to have a manual phalangeal formula of , which would be unlike confuciusornithids. 그러나 숫자 III의 밑부분은 지골 II 아래에 숨겨져 있습니다. If there is a phalanx III, it would have to be short, as in Dalianraptor and confuciusornithids.