291 |
Hexacoral |
Scleractinian |
|
|
Iowa |
292 |
Crinoid (Stem Stars) |
Pentacrinus californicus |
|
|
Moenkopi Formation, Mt. Carmel, Utah |
293 |
Ammonoid |
Beyrichites deleeni |
|
|
Toad Formation, Tetsa River, Northern British Columbia, Canada |
294 b |
Ammonite Plate |
Ceratites humboldtensis |
|
|
Lovelock, Nevada |
296 |
Petrified wood |
|
|
|
Arizona |
1463 |
Crinoid (Stem Stars) |
Pentacrinus californicus |
|
|
Mount Carmel, Utah |
|
Limestone slab with Microgastropod internal casts (steinkerns) |
Gastropoda |
|
|
Southern California |
|
Keichosaur |
Keichosaurus sp |
|
|
China |
T-01 |
Ammonoid |
|
|
|
|
T-02 |
Ammonoid and orthocone nautiloid |
|
|
|
|
T-03 |
Phytosaur |
Rutiodon |
|
|
|