Field Photos from the Lone Star State
| Phylum: Mollusca Rudist? Location: Big Bend National Park Age: Cretaceous Formation: Unknown |  |
| Phylum: Mollusca Rudist? Location: Big Bend National Park Age: Cretaceous Formation: Unknown |  |
| Phylum: Mollusca Class: Gastropoda Sub-class: Prosobranchia Order: Mesogastropoda Super Family: Cerithiacea Family: Turritellidae Turritella Gastropod Location: Big Bend National Park Age: Cretaceous Formation: Unknown |  |
| Phylum: Mollusca Class: Gastropoda Gastropod Location: Big Bend National Park Age: Cretaceous Formation: Unknown |  |
| Mud Cracks Location: Big Bend National Park Age: Cretaceous Formation: Unknown |  |
| Phylum: Mollusca Class: Bivalvia (Pelecypoda) Bivalve Location: Creekbed behind the Hampton Inn McKinney TX. Age: Cretaceous? Formation: Unknown |  |
| Phylum: Mollusca Class: Bivalvia (Pelecypoda) Bivalve Location: Creekbed behind the Hampton Inn McKinney TX. Age: Cretaceous? Formation: Unknown |  |
| Phylum: Mollusca Class: Bivalvia (Pelecypoda) Bivalve Location: Creekbed behind the Hampton Inn McKinney TX. Age: Cretaceous? Formation: Unknown |  |
| Phylum: Mollusca Class: Bivalvia (Pelecypoda) Bivalve Location: Creekbed behind the Hampton Inn McKinney TX. Age: Cretaceous? Formation: Unknown |  |