Argonauta itoigawai is an extinct species of octopus. It was described in 1983 based on fossil material from the Pliocene Senhata Formation in Bōsō Peninsula, Japan.[1]

References

  1. ^ Tomida, S. (1983). Two new fossil Argonauta and firstly discovered Aturia coxi Miller from the late Tertiary of Boso Peninsula, Japan. Muzunami-shi Fossil Museum Bulletin 10: 107-116.


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