Note

Asperoteuthis Tentacle-Stalk Photophores

Richard E. Young and Clyde F. E. Roper
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. 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.

About This Page


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.

close box

This page is a note that is attached to a branch of the Tree of Life.

ToL notes provide brief accounts of characteristics, short summaries, commentaries, media files, taxonomic information, or identification tools for a given group of organisms.

For a more detailed explanation of the different ToL page types, have a look at the Structure of the Tree of Life page.

close box

Asperoteuthis

Page Content

articles & notes

collections

people

Explore Other Groups

random page

  go to the Tree of Life home page
top