Discoteuthis sp. A: Description Continued

Mario Alejandro Salcedo-Vargas and Richard E. Young
  1. Tentacles
    1. Club length 45% of ML.
    2. Dactylus suckers grade in size from smallest in dorsal series to largest in ventral series.
    3. Proximal suckers on dactylus with 8-10 sharp teeth on distal margins on inner rings and 20-22 blunt teeth on proximal margins.
    4. Terminal pad with 13 suckers. 
    5. Club suckers, including terminal pad suckers but not carpal suckers, number about 80.
    6. Medial series of manus with enlarged suckers; pairs 3 and 4 the largest (5.0-5.5 mm diam.).
    7. Marginal suckers of manus with 32-34 short, sharp teeth around entire margins of inner rings.
    8. Carpal region ill-defined with 6 suckers and 5 pads irregularly arranged.
  2. Click on an image to view larger version & data in a new window
    Click on an image to view larger version & data in a new window

    Figure. Large sucker, arm III, row 8 of Discoteuthis sp. A. Drawing from Salcedo-Vargas and Guerrero-Kommritz (2000).

    1. Arms with about 25-28 pairs of suckers.
    2. Largest suckers of arms III (pairs 6-8) have 7-9 low, broad, rounded teeth on distal margin.
    3. Largest suckers of arms IV about half the diameter of largest suckers of other arms.
  3. Fins
    1. Length 95% of ML.
    2. Width 126% of ML.
  4. Pigmentation
    1. Reddish-brown chromatophores on mantle, head and arms.


Salcedo-Vargas, M. A. and J. Guerrero-Kommritz. 2000. Three new cephalopods from the Atlantic Ocean. Mitt. Hamb. Zool. Mus. Inst., 97: 31-44.

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Universidad Nacional Autónoma de México

University of Hawaii, Honolulu, HI, USA

Page: Tree of Life Discoteuthis sp. A: Description Continued Authored by Mario Alejandro Salcedo-Vargas and Richard E. Young. The TEXT of this page is licensed under the Creative Commons Attribution-NonCommercial License - Version 3.0. Note that images and other media featured on this page are each governed by their own license, and they may or may not be available for reuse. Click on an image or a media link to access the media data window, which provides the relevant licensing information. For the general terms and conditions of ToL material reuse and redistribution, please see the Tree of Life Copyright Policies.

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Discoteuthis sp. A

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