Echinoid 7
US$22.00
- Species: Macraster Texanus, Roemer
- Size Length: 3.25 inches, ( 8.255 centimeters ) Height: 1.0 inches, ( 2.54 centimeters ), Width: 3.0 inches, ( 7.62 centimeters )
- Weight: 0.822 pounds (373 grams)
- Collecting Site: Timberbrook Construction site
- Locality: Denton County, Justin, Texas
- Formation: Washita Group, Fort Worth Formation
- Age: 95 - 99 Million Years old
- Note: Top of fossil echinoid covered with serpula worm tubes, attached randomly.