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There was no final consensus on distinguishing Dactylioceras and Nautilus. Some said to look at the suture patterns, but what if they are not present? Look at the thread, Cheesy pie.

What was the final consensus on distinguishing Dactylioceras and Nautilus?

So how should I study for modes of preservation? Should I just be looking at pictures of the various modes and trying to recognize them or is there something else I should be doing? Also, what do I need to known as far as dating? Should I just google the things under these categories on the rule she...

1. A double post is two posts in a row that can be made into one post, but the person decides to post it in two separate posts. The posts have to have a common element though, if not it is just rambling. 2. Double(meaning two) posting is two posts in a row, but this is not what Admins and Moderators...

Let the gosus have their fun. What was the final consensus on distinguishing Dactylioceras and Nautlius?

How do I distinguish Septastrea http://www.google.com/imgres?imgurl=http://upload.wikimedia.org/wikipedia/commons/2/2a/Septastrea_species_01.jpg&imgrefurl=http://commons.wikimedia.org/wiki/File:Septastrea_species_01.jpg&usg=__DU1r6NNMrXr2TuI-D114B1uHSs0=&h=1087&w=1187&sz=523&...

So, just to clarify, sutures are not the actual ribbings, but the patterns that lie behind the external layer right?

Ok so would these be more accurate? Nautilus: http://www.splashtec.com/newsitephotos/ACCENTS/NautilusFossilCopper300.JPG Dactylioceras: http://www.freewebs.com/oldrocks/Dactylioceras.jpg So could someone please clarify the differences? Sorry if I am missing something obvious. Thanks so much!! Btw, f...

What is the difference between https://my.qoop.com/store/Photogenic-Asia---Royalty-Free-Images-9074bb06223148c9eda695929ad4ab6bdca7c89b/Large-Ammonite-Fossil-by-Shi-Yali--asiastockimages-com-qpps_480548847840698.LG.jpg and http://www.geologysuperstore.com/images/products/300x300/dactylioceras-commun...

How do you distinguish Nautilus and Dactylioceras?