- Arms
- Arm IV longest, about 60% of ML.
- Tentacles
- Carpal locking apparatus with 7-8 suckers.
- Terminal (distal) club pad with 10-13 small suckers.
- Head
- Radula
- Rhachidian tooth with 2 large lateral cusps; lateral tooth I with single large lateral cusp.
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Figure. Radular teeth on one side of radula of O. lonnbergii. Drawing from Sasaki, 1929.
Comments
Except for the description of the radula which is from Sasaki, 1929, this description is taken from Kubodera et al. (1998).
References
Kubodera, T., U. Piatkowski, T. Okutani and M.R. Clarke. 1998. Taxonomy and Zoogeography of the Family Onychoteuthidae (Cephalopoda: Oegopsida). Smithsonian Contributions to Zoology, No. 586: 277-291.
Sasaki, M. 1929. A monograph of the dibranchiate cephalopods of the Japanese and adjacent waters. Journal of the College of Agriculture, Hokkaido Imperial University, 20(Supplementary number):1-357.
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University of Hawaii, Honolulu, HI, USA
National Museum of Natural History, Washington, D. C. , USA
Tokyo University of Fisheries, Tokyo, Japan
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Page: Tree of Life
Onykia lonnbergii: Description Continued
Authored by
Richard E. Young, Michael Vecchione, and Kotaro Tsuchiya.
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