First described in 1890, Palaeospondylus gunni was characterized by a lack of teeth and dermal bones in its ... The intricate honeycomb-like structure of the Australian fossils suggests that ...

David adds, 'The water leaves mineral crystals behind in spaces in the bones. This is why dinosaur fossils often have a sponge- or honeycomb-like texture: the internal bone structure has been ...

Unlike nearly all fossil fish of that age, Palaeospondylus was "naked," lacking external dermal bones and scales ... tiny elements composed of an unusual honeycomb-like tissue.

In some cases, rock and bone look very similar, but fossils still have the structure of the living bone tissue that it once was. It will have a pattern of microscopic, honeycomb-like structures ...

Large coprolite with fish remains: A coprolite fragment densely packed with fish bones, likely produced by the phytosaur Paleorhinus. Fossil faeces of the bone-crushing archosaur Smok, ...

"He knew I was nuts for fossils, and there'd be big nests of eggs and bones and stuff," said Pollard. "And when I got to Blue Earth, I thought I could make a museum for these kids to sort of have ...