Tuesday, May 18, 2010
The Inner Atrypa
Above is a diagram of a North African
from the Middle Devonian Period. It is on display at the Museum of Natural History in Paris, France.
This next image is of both sides of a
found in the Jeffersonville Limestone of Clark County, Indiana.
This last picture is another example of the
from the same locality though in a little rougher shape.
Share to Twitter
Share to Facebook
Share to Pinterest
Links to this post