Cranchioidea
{{Short description|Superfamily of molluscs}}
{{Automatic taxobox
| image = Dosidicus gigas.jpg
| image_caption = Humboldt squid (Dosidicus gigas)
| image2 = Cranchiidae sp.jpg
| image2_caption = Cranchiidae larva
| taxon = Cranchioidea
| authority = Prosch, 1847
| subdivision_ranks = Families
| subdivision = * Cranchiidae
}}
Cranchioidea is a superfamily of squid in the order Oegopsida. They form the most basal clade within the order.{{Cite web |title=WoRMS - World Register of Marine Species - Cranchioidea Prosch, 1847 |url=https://www.marinespecies.org/aphia.php?p=taxdetails&id=1454592 |access-date=2023-04-10 |website=www.marinespecies.org |language=en}}
It contains three families, with the following genera:{{Cite journal |last1=Fernández-Álvarez |first1=Fernando Ángel |last2=Taite |first2=Morag |last3=Vecchione |first3=Michael |last4=Villanueva |first4=Roger |last5=Louise |first5=Allcock |title=A phylogenomic look into the systematics of oceanic squids |url=https://academic.oup.com/zoolinnean/article/194/4/1212/6377132 |access-date=2023-04-08 |website=academic.oup.com |doi=10.1093/zoolinnean/zlab069|doi-access=free |hdl=10261/267184 |hdl-access=free }}
- 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