Page:Walcott A Geologists Paradise.djvu/8

 {| align="center" width="700px" These creatures and other animals, like the delicate jelly-fish, have been preserved many millions of years while sediment several miles deep was deposited over them (see page 511). Photo by Thomas W. Smillie.
 * Fragments of a colony of marine animals on a slab of black rock.jpg
 * align="center" | FRAGMENTS OF A COLONY OF MARINE ANIMALS ON A SLAB OF BLACK ROCK, WITH MANY TRILOBITES (DARK) AND SHELLS OF THE SIDNEY CRAB (LIGHT), WHOSE CLAWS ARE SHOWN ON PAGE 517
 * align="center" | FRAGMENTS OF A COLONY OF MARINE ANIMALS ON A SLAB OF BLACK ROCK, WITH MANY TRILOBITES (DARK) AND SHELLS OF THE SIDNEY CRAB (LIGHT), WHOSE CLAWS ARE SHOWN ON PAGE 517
 * align="center" | FRAGMENTS OF A COLONY OF MARINE ANIMALS ON A SLAB OF BLACK ROCK, WITH MANY TRILOBITES (DARK) AND SHELLS OF THE SIDNEY CRAB (LIGHT), WHOSE CLAWS ARE SHOWN ON PAGE 517
 * }