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where Hexagonaria percarinata is known as the Petoskey stone
Hadrosaurus represents a genus of hadrosaurid ornithopod dinosaurs that inhabited North America during the Late Cretaceous Period
suited for shallow waters
the process by which early solar system bodies separated into distinct layers based on density and composition
from crustal basalts to deeper plutonic rocks
1.6" Fossil Paralenorthis Sp Brachiopod In Matrix Valongo Formation Arouca Portugal Plesiosaur where Hexagonaria percarinata is knownLocation: Valongo Formation, Arouca, Portugal Weight: 3. 8 Ounces Dimensions: 3. 8 Inches Long, 2. 5 Inches wide, 0. 5 Inches Thick (Matrix) Dimensions: 1. 6 Inches Long, 0. 7 Inches wide The item pictured is the one you will receive. Middle Ordovician Age, 470 Million Years Old. Paralenorthis sp. refers to a brachiopod assigned to the genus Paralenorthis within the class Rhynchonellata, a group of marine invertebrates recognized by their paired,