Genus Amutatiola Lu & Okutani, 2022

Museums

Regional Maps

• Amutatiola Lu, C., & Okutani, T. 2022. Two new genera and species of sepioline squids (Cephalopoda: Sepiolidae) from Australia. Memoirs of Museum Victoria 81: 1-23 [7].

  Type species:

   Amutatiola macroventosa Lu & Okutani, 2022 by monotypy.

Distribution

IBRA and IMCRA regions

IMCRA

Southwest Shelf Transition (30), Southwest Shelf Province (31), Great Australian Bight Shelf Transition (32), Spencer Gulf Shelf Province (33), Bass Strait Shelf Province (35), Tasmanian Shelf Province (36)

Ecological Descriptors

Marine.

Diagnosis

Diagnosis: Small Sepiolinae with fins rounded with large
anterior lobe, which do not reach the anterior mantle margin;
fin length about 40–66% mantle length. Suckers biseriate on all
arms. Tentacular club suckers in 4–8 longitudinal series.
Nuchal commissure moderately wide, not reaching over the
ocular globes, about 38–59% of mantle width. A pair of
dumbbell-shaped or elongated kidney-shaped photophores on
ventral surface of ink sac. Gladius absent. Ventral mantle
margin slightly sinuate, without any deep funnel indentation.
No arm in mature males hectocotylised. Some arm suckers in
mature males grossly enlarged. Female bursa copulatrix closed
type, pouch-like, opening at level of base of left gill.

Diagnosis References

Lu, C., & Okutani, T. 2022. Two new genera and species of sepioline squids (Cephalopoda: Sepiolidae) from Australia. Memoirs of Museum Victoria 81: 1-23

History of changes