Classification of the genus Helcionella
G. †Helcionella Grabau and Shimer 1909
show all | hide all
†Helcionella antiqua Abaimova 1976
†Helcionella aspera Noetling 1894
†Helcionella capula Geyer 1986
†Helcionella explanata Feng et al. 2000
†Helcionella histosia Jacquet and Brock 2016
†Helcionella kunyangensis He and Yang 1982
†Helcionella lemdadensis Geyer et al. 2018
†Helcionella pricei Resser and Howell 1938
†Helcionella radiata Yü 1979
†Helcionella sidingshanensis Zhou and Xiao 1984
†Helcionella tianzhushanensis Yü 1979
†Helcionella waageni Redlich 1899
†Helcionella xinjiangensis Yü 1986
†Helcionella yunnanensis Zhang and Babcock 2002
Invalid names: Pseudotheca Redlich 1899 [synonym]