Asperoteuthis Tentacle-Stalk Photophores

Richard E. Young and Clyde F. E. Roper
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Figure. Asperoteuthis acanthoderma "pad-like" photophores: A - Histological section through the tentacle stalk and one of the pads. Note the heavy ring of muscles around the base of the pad that allows it to open and expose the slender processes or to close and hide the processes. Photograph A provided by C. C. Lu (copyright © 1998, C. C. Lu). B - Photograph of pads. Note one is open and one is closed and one is partially closed. Photograph from Lu (1977), with permission. C - Drawing of a highly contracted tentacle stalk showing some pads open and some closed. Drawing by J. R. Schroeder.

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University of Hawaii, Honolulu, HI, USA

Smithsonian Institution, Washington, D. C., USA

Page: Tree of Life Asperoteuthis Tentacle-Stalk Photophores Authored by Richard E. Young and Clyde F. E. Roper. 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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