Echinoid 1
US$28.00
- Species: Macraster Texanus, Roemer
- Size Length: 4.0 inches, ( 10.16 centimeters ) Height: 2.0 inches, ( 5.08 centimeters ), Width: 3.75 inches, ( 9.525 centimeters )
- Weight: 1.228 pounds (558 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.