MolluscaTREE.jpg, 13K
Zoology 250
Lab 07 Study Images
MOLLUSCA II (Cephalopoda & diversity)

(click on tree to see full cladogram)

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Click on the following links to view images of slides (microscope or 35mm) or dissections encountered in Lab 7.

Test yourself by identifying the features labelled by arrows in these images. Can you name the higher taxonomic group to which each organism belongs? If not, use the key (for easiest use, hold the cursor down on the "key" link until you see the option "New Window with this Link"; this will open a second browser and allow you to view the key and the study image at the same time).

(Download printable pdf version of pictures and key- thanks to Glen Elliott!;
1.3 MB, password access only)

Mollusca II: Cephalopoda, mollusc diversity
Study images Movies by Ron Koss
  • Loligo (dissection, circulatory system; 194K)
  • Loligo (dissection, digestive system; 257K)
  • Loligo (dissection, female reproductive system; 238K)
  • Loligo (dissection, male vs female; 233K)
  • Loligo (dissection, male reproductive system; 213K)
  • Mollusca (diversity; 246K)
  • Nautilus (shell morphology; 186K)
  • (none yet)

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Copyright (c) 1998-2017 by A. Richard Palmer & Ron Koss. All rights reserved.
If you wish to download images or movies linked to this page for use on your own page, please obtain permission from Rich Palmer (
(revised Dec. 18, 2016)