Echinoid 7
US$15.00
- Species: Macraster Texanus, Roemer
- Size Length: 2.125 inches, ( 5.40 centimeters ) Height: 0.75 inches, ( 1.91 centimeters ), Width: 2.0 inches, ( 5.08 centimeters )
- Weight: 0.152 pounds (69 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 has oyster shells, serpula worm tubes attached randomly.