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- Rare specimens
- Species: Hemiaster whitei ( four sample set )
- Size Diameter: 0.75,1.0,1.25,1.375 inches
- (1.91,2.54,3.175,3.49 centimeters)
- Weight: 0.192 pounds (87 grams)
- Collecting Site: Oliver Creek
- Locality: Denton County, Justin, Texas
- Formation: Goodland Formation
- Age: 110 Million Years old
- Species: Hemiaster whitei ( three sample set )
- Size Diameter: 0.50,.625,1.0 inches
- (1.27,1.59,2.54 centimeters)
- Weight: 0.134 pounds (62 grams)
- Collecting Site: Oliver Creek
- Locality: Denton County, Justin, Texas
- Formation: Goodland Formation
- Age: 110 Million Years old
