21. These are both brachiopods (not clams). Without knowing anything about the biology of brachiopods, choose the fossil that is preserved as original shell material. What is your evidence (you should ...

Ben Linzmeier holds a fossilized clam shell found while trekking through the Lopez de Bertodano Formation, a well-preserved, fossil-rich area on the west side of Seymour Island in Antarctica.

The clam's small size and unique appearance ... an amateur shell collector who had first recognized the fossil's distinctiveness among thousands of shells. Valentich-Scott, upon seeing the ...

The Philippine Coast Guard seized more than 200 tons of fossilized clam shells worth nearly $25 million this week in a joint law enforcement operation. A Facebook post from the agency said four ...

and a bivalve (a mollusk with two hinged shells, such as a clam or a mussel). The discovery is the first fossil of a freshwater smelt — a small, silvery fish — in the group Osmeriformes to ...

These included brachiopods, which lived in shells resembling those of clams or cockles ... which left a huge number of fossils. Trilobites had flattened, segmented, plated bodies that helped ...