Naef, 1921
Mantle conical. Fins widened posteriorly. Arms with 2 rows of suckers, sometimes converted into hooks in adults. Tentacular clubs with many small suckers in the carpal section, 4 rows of large suckers in the central section, 3-4 smaller ones on dactylus. Buccal membrane with 7 lappets, connectives to 4th arms attached dorsally. Funnel cartilage simple, straight. Gladius with thin rachis and wide vane. No photophores. 3 genera and supposedly 3 species in the South Atlantic.
Planctonic stages recorded for:
Alluroteuthis antarcticus
Neoteuthis thielei