This Specimen has been sold.
1.3" Cretaceous Sea Urchin (Heteraster) Fossil - Texas
This is a beautiful fossil urchin of the species Heteraster texanus, collected from the Cretaceous Goodland Limestone in Tarrant County, Texas. It measures 1.3" long and has excellent preservation detail.
Sea urchins are a type of echinoderm which are still living relatively unchanged today. They live at the bottom of soft ocean floors and have long spines protruding from their central body. They move along the bottom of the ocean using many small feet while feeding on various plant and animal matter.