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Note: Phil welcomes discussion on this article in the Cephalopod Fossils forum.
Fossils of octopuses are by far the most enigmatic and mysterious of all the ancient groups of cephalopods. Due to their delicate structure fossils of these animals are exceptionally rare, as the...
Here's a fine little octopus from the Lebanese Cretaceous, roughly 5 cm across (armspan). Mouth, ink sack and other internal features are visible, but I can't make out stylets or gladius yet. I'll make some close-up images later.
What are the best examples of soft-part preservation in ammonoids?
The attached 11 cm Late Jurassic ammonite from Solnhofen has some suggestive structures in its body chamber.
I found the attached image of a 49 mm Allocrioceras with probable stomach contents (thought to be remains of...