Aegyptosaepia Košťák, Jagt, Speijer, Stassen & Steurbaut, 2013 † (basis of record)
Amerirostra Jeletzky, 1969 † (basis of record)
Amphispirula Fuchs & Košťák, 2015 † (basis of record)
Anomalosaepia P. G. Weaver & Ciampaglio, 2003 † (basis of record)
Archaeosepia Szörényi, 1934 † (basis of record)
Bayanoteuthidae Naef, 1922 † (basis of record)
Belemnoseidae Wiltshire, 1869 † (basis of record)
Belemnosella Naef, 1922 † (basis of record)
Belemnosis Edwards, 1849 † (basis of record)
Belopteridae Fischer, 1887 † (additional source)
Belosaepiidae Dixon, 1850 † (additional source)
Ceratisepia Meyer, 1989 † (basis of record)
Cyrtobelus Fuchs, Keupp, Trask & Tanabe, 2012 † (basis of record)
Decapodiformes (additional source)
Groenlandibelidae Jeletzky, 1966 † (additional source)
Groenlandibelus Jeletzky, 1966 † (basis of record)
Mississaepia P. G. Weaver, Dockery & Ciampaglio, 2010 † (basis of record)
Mississaepiidae Doguzhaeva, P. G. Weaver & Ciampaglio, 2014 † (basis of record)
Naefia Wetzel, 1930 † (basis of record)
Pseudosepia Naef, 1923 † (additional source)
Spirulida (basis of record)
Spirulirostra A. d'Orbigny, 1842 † (basis of record)
Spirulirostridae Naef, 1921 † (basis of record)
Spirulirostridium Naef, 1922 † (basis of record)
Spirulirostrina Canavari, 1892 † (basis of record)
Stenosepia Cossmann, 1913 † (basis of record)
Styracoteuthis Crick, 1905 † (basis of record)