Cranchioidea is a superfamily of squid in the order Oegopsida. They form the most basal clade within the order.

It contains three families, with the following genera:

• Superfamily Cranchioidea
  • Family Cranchiidae
    • Subfamily Cranchiinae
      • Genus Cranchia
      • Genus Leachia
      • Genus Liocranchia
    • Subfamily Taoniinae
      • Genus Bathothauma
      • Genus Belonella
      • Genus Egea
      • Genus Galiteuthis
      • Genus Helicocranchia
      • Genus Liguriella
      • Genus Megalocranchia
      • Genus Mesonychoteuthis
      • Genus Sandalops
      • Genus Taonius
      • Genus Teuthowenia
  • Family Ommastrephidae
    • Subfamily Illicinae

    • Genus Illex

    • Subfamily Ommastrephinae
      • Genus Dosidicus
      • Genus Eucleoteuthis
      • Genus Hyaloteuthis
      • Genus Ommastrephes
      • Genus Ornithoteuthis
      • Genus Sthenoteuthis
    • Subfamily Todarodinae
      • Genus Martialia
      • Genus Nototodarus
      • Genus Todarodes
      • Genus Todaropsis
  • Family Thysanoteuthidae
    • Genus Thysanoteuthis

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