Invalid names: Clypeoceras kwangsiense Chao 1959 [synonym], Clypeoceras lenticulare Chao 1959 [synonym], Clypeoceras tsotengense Chao 1959 [synonym], Proptychites abnormalis Chao 1959 [synonym], Proptychites angusellatus Chao 1959 [synonym], Proptychites latilobatus Chao 1959 [synonym], Proptychites sinensis Chao 1959 [synonym], Pseudaspidites aberrans Chao 1959 [synonym], Pseudaspidites kwangsianus Chao 1959 [synonym], Pseudaspidites lolouensis Chao 1959 [synonym], Pseudaspidites longisellatus Chao 1959 [synonym], Pseudaspidites simplex Chao 1959 [synonym], Pseudaspidites stenosellatus Chao 1959 [synonym], Pseudohedenstroemia magna Chao 1959 [synonym]