Grimpoteuthis plena Measurements

Richard E. Young
  1. Measurements
    • Total length - 185 mm.
    • Mantle length to mantle opening - 57 mm.
    • Mantle width at base of fins - 58 mm.
    • finspan - 130 mm.
    • Fin length - 32 mm.
    • Fin width - 24 mm.
    • Eye diameter - 12 mm.
    • Length, Arm I - 125 mm.
    • Length, Arm II - 120 mm.
    • Length, Arm III - 110 mm.
    • Length, Arm IV - 95 mm.
    • Web depth, Sector A - 70 mm.
    • Web depth, Sector B - 60 mm.
    • Web depth, Sector D - 55 mm.
    • Web depth, Sector E - 35 mm
    • Sucker count - 55 - 60*
    • Diameter largest sucker - 2.5 mm.
    • Length of longest cirrus - 4*  mm.
    • Location of largest suckers - Sucker positions 10 - 28*.


Measurements with an asterisk are from Collins (2003), others are from Verrill, 1885.


Verrill, A.E. 1885.  Third catalog of Mollusca recently added to the fauna of the New England coast and the adjacent parts of the Atlantic, consisting mostly of deep-sea species with notes on others previously recorded.  Transactions of the Connecticut Academy, 6(2): 395-452.

Collins, M. A. 2003. The genus Grimpoteuthis (Octopoda: Grimpoteuthidae) in the North-east Atlantic, with descriptions of three new species. In press.

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University of Hawaii, Honolulu, HI, USA

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