Welcome to TONMO, the premier cephalopod interest community. Founded in 2000, we have built a large community of experts, hobbyists and enthusiasts, some of whom come together when we host our biennial conference. To join in on the fun, sign up - it's free! You can also become a Supporter for just $50/year to remove all ads and gain access to our Supporters forum. Follow us on Twitter and Facebook for more cephy goodness.
Here you'll find some great articles contributed by TONMO members and staff over the years. TONMO Supporters can contribute their own any time. (Please note, this content may not be reproduced without permission.) Also, see the Members' Publications thread.
By Andy Tenny (neuropteris)
The Yorkshire Coast of England exposes a series of marine and terrestrial rocks ranging in age from the lower Jurassic at Cleveland in the north through to the chalk of the Upper Cretaceous at Flamborough Head in the South. Many of these formations are highly...
Two TONMO.com moderators met face to face in the autumn of 2002: Colin Dunlop traveled from Scotland to Texas to help Nancy King set up her saltwater aquarium and to accompany Nancy and her husband Bill to Galveston, where Colin and Nancy visited the National Research Center for Cephalopods...
Just in time for Valentine's Day 2012, Dr. Roy Caldwell shared some astonishing photos of two mating A. aculeatus. Note that these images are very rare and the quality is high.
Photos may not be reused without permission
Sea of Love
An Abdopus aculeatus male perches on a rock keeping an eye...
The following PDF files were contributed to TONMO over the years for sharing with the community.
Summary of files
Estimating age and growth rate in Architeuthis dux
Steve O’Shea Auckland University of Technology, Auckland, New Zealand
Caoimhghin Ó Maolagáin, National Institute of...
Covering Terminology used in the Description of Externally Shelled Cephalopods (Nautiloids and Ammonoids)
By Kevin Bylund
Note: Kevin welcomes discussion on this article in the Cephalopod Fossils forum.
The structure secreted by the mantle of cephalopods for protection or neutral buoyancy is...