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| | Opisthoteuthidae |
 | | Voss and Pearcy (1990) place Grimpoteuthis in the family Opisthoteuthidae and O'Shea (1999) places it in its own family. |
 | | Collins (in press) places Luteuthis in the Opisthoteuthidae but leaves Grimpoteuthis in its own family. |
 | | Vecchione, Michael, Mangold (1922-2003), Katharina M., and Young, Richard E. Opisthoteuthidae Verrill 1896. |
| tolweb.org /tree?group=Opisthoteuthidae&contgroup=Cirrata (714 words) |
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