Echinoid 24
US$11.00
- Species: Holaster Simplex
- Size Length: 2.5 inches, (6.35 centimeters), Height: 1.20 inches, (3.048 centimeters), Width: 2.00 inches, (5.08 centimeters)
- Weight: 0.370 pounds (168 grams)
- Collecting Site: Timberbrook construction site
- Locality: Denton County, Justin, Texas
- Formation: Fort Worth Formation
- Age: 100 Million Years old
- Parasitic oysters cover this fossil specimen. Fossil cracked prior to fossilization. This did not stop the oysters from colonization of the echinoid fossil.