- Arm IV longest, about 60% of ML.
- Carpal locking apparatus with 7-8 suckers.
- Terminal (distal) club pad with 10-13 small suckers.
- 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.
Except for the description of the radula which is from Sasaki, 1929, this description is taken from Kubodera et al. (1998).
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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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
Richard E. Young, Michael Vecchione, and Kotaro Tsuchiya.
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