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Fifty million years ago
small fish
It was named by Matthews and Brown in 1922
Like other members of their phylum they are spiny skinned
The gas caused the crinoid to float and could probably be regulated to allow the crinoid to move up and down in the water column
Messelornis cristata, Messel, Bird, Rail Iguanodon Fifty million years agoIn spite of the fact that most of the prehistoric Messel area was covered by lakes, typical waterfowl (like ducks) are seldom found. Only a single specimen of a bird which was clearly adapted to water life has been found to date. The most common bird found a Lake Messel is the lakeshore inhabitant Messelornis cristata or "Messel rail." The Messel Pit is a no longer used quarry near the village of Messel which is located about 35 km south east of