Petrified Forest Formation

Filed under the Chinle Group. Members recorded: Mesa Montosa, Painted Desert, Correo Sandstone.

4 distinct localities, where the rock is now rather than where it was laid down. Tectonics draws the world it belonged to.

When

• Late Triassic26 fossils

What has been found

• Coelophysis8
• Metoposauridae2
• Mystriosuchinae2
• Anaschisma1
• Apachesaurus1
• Calyptosuchus wellesi1
• Machaeroprosopus buceros1
• Parasuchidae1
• Paratypothorax1
• Pterosauria1
• Testudines1
• Theropoda1
• Typothorax1
• Typothorax coccinarum1
• Unionidae1
• Vancleavea1
• Vertebrata1

What else lived thenRank the rock of a period