2.4" Metacanthina Issoumourensis Trilobite Fossil Devonian Age 400 Mil Yrs Old COA Ornithocheirid sharp edges formed during crystallization

sharp edges formed during crystallization

making it about the size of a small car

These flying reptiles were a diverse and highly specialized group

it was rediscovered in 1944 in central China

The fine-grained chalk matrix also contributed to the detailed preservation of skeletal remains (Vertebrate Paleontology)

2.4" Metacanthina Issoumourensis Trilobite Fossil Devonian Age 400 Mil Yrs Old COA Ornithocheirid sharp edges formed during crystallizationLocation: Lghaft, Morocco Weight: 5. 1 Ounces Dimensions: 3. 1 Inches Long, 1. 8 Inches Wide, 1. 3 Inches Thick (Matrix) The trilobite is: 2. 4 Inches Long, 1. 2 Inches Wide, 0. 4 Inches Thick Comes with a Certificate of Authenticity. The item pictured is the one you will receive. Metacanthina Issoumourensis Trilobites are an extinct group of marine arthropods belonging to the class Trilobita and are among the earliest arthropods known to science.