Classification of the family Ischnoptygmidae
Fm. †Ischnoptygmatidae Erwin 1988
show all | hide all
G. †Ischnoptygma Erwin 1988
hide
†Ischnoptygma archibaldi Erwin 1988
†Ischnoptygma valentinei Erwin 1988
Classification of the family Ischnoptygmidae