"Ward's Phenomena Lab Activities"

Bony fish first evolved during the Paleozoic era, over 400 million years ago. This fossil replica represents a mold of a ray-finned fish that died and was buried in the ocean.

This fossil replica represents an ancient sea urchin that crawled along the seafloor, feeding on algae. Although they are rarely preserved, echinoderms that looked like this had long spines like the sea urchins of today.

Winged Spirifer.

Common shark tooth.

Detailed angiosperm leaf impression.

Matching halves showing calcified chambers.