1" Cretaceous Echinoid (Phymosoma) Fossil with Spines - Texas

Cretaceous Echinoid (Phymosoma) Fossil with Spines - Texas #156350

This is a fossil echinoid (sea urchin) of the species Phymosoma texanum from the Cretaceous Comanche Peak Formation in Coryell County, Texas. This echinoid is in excellent condition, measures 1" wide and still has disarticulated spines preserved in the leftover rock.

Sea urchins are a type of echinoderm that are still living relatively unchanged today. They live at the bottom of soft ocean floors and have long spines protruding from their central bodies. They move along the bottom of the ocean using many small feet while feeding on various plant and animal matter.

SPECIES

Phymosoma texanum

AGE

Cretaceous

LOCATION

Coryell County, Texas

FORMATION

Comanche Peak Formation

SIZE

1" wide

1" Cretaceous Echinoid (Phymosoma) Fossil with Spines - Texas

RELATED FOSSILS