Here is the start of list of links to Fossil Cephalopods
The Tree of Life
Coleoidea
The Fossil Coleoid Page
http://userpage.fu-berlin.de/~palaeont/fossilcoleoidea/welcome.html
Fossil Nautiloidea
http://userpage.fu-berlin.de/~palaeont/fossilnautiloidea/fossnautpage.htm
Paleontological Museum, University of Oslo, Norway
http://www.toyen.uio.no/palmus/galleri/forsider/english/mollusker.htm
Hooper Virtual Natural History Museum, Carleton University, Ottawa, Ontario, Canada
http://www.wf.carleton.ca/Museum/cephalopoda/first.htm
Fossil Cephalopods on the Cephalopod Page
http://www.dal.ca/~ceph/TCP/FosCephs.html
Tusoteuthis, Fossil Squid
http://www.canadianrockhound.com/2001/01/cr0105108_squid.html
Niobrarateuthis, Fossil Squid
A Field Guide to Fossils of the Smoky Hill Chalk - Part 1a
Cephalopoda, on Palaeos
http://www.palaeos.com/Invertebrates/Molluscs/Cephalopoda/Cephalopoda.htm
Cephalopoda, Yale, Peabody Museum of Natural History
http://www.yale.edu/ypmip/taxon/ceph/index.html
Fossil Cephalopods in France
http://perso.wanadoo.fr/herve.chatelier/index.htm
What is an Ammonite, Humboldt State University Natural History Museum
http://www.humboldt.edu/~natmus/Exhibits/FossilTypes/Ammonites/WhatAmm.html
Huge Ammonite
http://www.hanmansfossils.com/catalogs/fossils/ammonites/ammonites.shtml
Neale Monks Ammonite site
http://users.macunlimited.net/n.monks/ammonites.html
Denver Museums Kremmling Colorado Site
http://www.dmns.org/denverbasin2/fossil/invert.html
Ammonites in the World Museum of Natural History (Fox Hills and Pierre Shale)
http://www.wmnh.com/wmima000.htm
Fossils of the Gault Clay and Folkstone Beds of Kent, UK
http://www.ammonite.ws/
Cretaceous Ammonites
http://www.cretaceousfossils.com/invertebrates/ammonites/taxonomic_index.htm
Cretaceous Ammonites
http://f.diebold.free.fr/
study of Ammonites in Scour Troughs
http://www.geocities.com/CapeCanaveral/Lab/1654/scourtroughborgholzhausen.html
French Jurassic Ammonites
http://perso.wanadoo.fr/jean-ours.filippi/anglais/
Jurassic Ammonites UK
http://easyweb.easynet.co.uk/~gcaselton/fossil/fossil.html
Jurassic Ammonites UK
http://ammonites.port5.com/
Middle Triassic ammonoids in Nevada
http://goldpoint.topcities.com/ammonoids/ammonoids.html
Early Triassic Ammonoids in Nevada
http://inyo.topcities.com/ef/elko.html
More Triassic ammonoids in Nevada
http://inyo.topcities.com/ef/ammonoids.html
Triassic ammonoids in California
http://esmeralda.topcities.com/uw/unionwash.html
Goniat, a database of Paleozoic ammonoids
http://www.uni-tuebingen.de/geo/gpi/mitarbeiter/kullmann/seiten/goniaten.html
California Carboniferous Cephalopods
http://salinevalley.topcities.com/im/inyofossils.html
I Hope it works
The Tree of Life
Coleoidea
The Fossil Coleoid Page
http://userpage.fu-berlin.de/~palaeont/fossilcoleoidea/welcome.html
Fossil Nautiloidea
http://userpage.fu-berlin.de/~palaeont/fossilnautiloidea/fossnautpage.htm
Paleontological Museum, University of Oslo, Norway
http://www.toyen.uio.no/palmus/galleri/forsider/english/mollusker.htm
Hooper Virtual Natural History Museum, Carleton University, Ottawa, Ontario, Canada
http://www.wf.carleton.ca/Museum/cephalopoda/first.htm
Fossil Cephalopods on the Cephalopod Page
http://www.dal.ca/~ceph/TCP/FosCephs.html
Tusoteuthis, Fossil Squid
http://www.canadianrockhound.com/2001/01/cr0105108_squid.html
Niobrarateuthis, Fossil Squid
A Field Guide to Fossils of the Smoky Hill Chalk - Part 1a
Cephalopoda, on Palaeos
http://www.palaeos.com/Invertebrates/Molluscs/Cephalopoda/Cephalopoda.htm
Cephalopoda, Yale, Peabody Museum of Natural History
http://www.yale.edu/ypmip/taxon/ceph/index.html
Fossil Cephalopods in France
http://perso.wanadoo.fr/herve.chatelier/index.htm
What is an Ammonite, Humboldt State University Natural History Museum
http://www.humboldt.edu/~natmus/Exhibits/FossilTypes/Ammonites/WhatAmm.html
Huge Ammonite
http://www.hanmansfossils.com/catalogs/fossils/ammonites/ammonites.shtml
Neale Monks Ammonite site
http://users.macunlimited.net/n.monks/ammonites.html
Denver Museums Kremmling Colorado Site
http://www.dmns.org/denverbasin2/fossil/invert.html
Ammonites in the World Museum of Natural History (Fox Hills and Pierre Shale)
http://www.wmnh.com/wmima000.htm
Fossils of the Gault Clay and Folkstone Beds of Kent, UK
http://www.ammonite.ws/
Cretaceous Ammonites
http://www.cretaceousfossils.com/invertebrates/ammonites/taxonomic_index.htm
Cretaceous Ammonites
http://f.diebold.free.fr/
study of Ammonites in Scour Troughs
http://www.geocities.com/CapeCanaveral/Lab/1654/scourtroughborgholzhausen.html
French Jurassic Ammonites
http://perso.wanadoo.fr/jean-ours.filippi/anglais/
Jurassic Ammonites UK
http://easyweb.easynet.co.uk/~gcaselton/fossil/fossil.html
Jurassic Ammonites UK
http://ammonites.port5.com/
Middle Triassic ammonoids in Nevada
http://goldpoint.topcities.com/ammonoids/ammonoids.html
Early Triassic Ammonoids in Nevada
http://inyo.topcities.com/ef/elko.html
More Triassic ammonoids in Nevada
http://inyo.topcities.com/ef/ammonoids.html
Triassic ammonoids in California
http://esmeralda.topcities.com/uw/unionwash.html
Goniat, a database of Paleozoic ammonoids
http://www.uni-tuebingen.de/geo/gpi/mitarbeiter/kullmann/seiten/goniaten.html
California Carboniferous Cephalopods
http://salinevalley.topcities.com/im/inyofossils.html
I Hope it works