Classification of Parent et al. 2006

G. †Perisphinctes Waagen 1869
show all | hide all
Fm. †Perisphinctidae Steinmann 1890
show all | hide all
G. †Tenuisphinctes Gygi 1998
hide
Or. †Ammonitida Hyatt 1889
show all | hide all
Fm. †Ataxioceratidae Buckman 1921
hide
G. †Lithacosphinctes Oloriz 1978
hide
†Lithacosphinctes janus Choffat 1893
Subfm. †Vinalesphinctinae Melendez and Myczynski 1987
show all | hide all
G. †Subvinalesphinctes Wierzbowski 1976
hide
†Subvinalesphinctes prophetae Gygi and Hillebrandt 1991
†Subvinalesphinctes pseudokranaus Parent et al. 2006