Sunday, June 21, 2009

Limoptera cancellata: A Devonian Clam

Here are some pictures of fossilized clams from the Devonian period. These pelecypods were called Limoptera cancellata and were found in Clark County, Indiana.






Saturday, June 20, 2009

Pelecypod or Clam: Paracyclas lirata

Here are some images of clams or pelecypods from the Devonian period. They were found in Clark County, Indiana at the Jeffersonville Limestone layer. These clams are known as Paracyclas rugosa or Paracyclas lirata as defined by Conrad in 1838.

This website (www.uky.edu/KGS/fossils/nettelroth.htm) can be helpful when trying to identify shell fossils from the Louisville area.




Friday, June 19, 2009

Brachiopod Athyris fultonensis

Here is the brachiopod Athyris fultonensis from the Devonian period. It was found in Clark County, Indiana. Note the expose lophophore or feeding tubes in some of the images.

View of other side of shell.


Same side as first image but from a slightly different angle.