Echinoidea - Cidaroida - Cidaridae
Full reference: C. W. Cooke. 1955. Some Cretaceous echinoids from the Americas. United States Geological Survey Professional Paper 264-E:87-112
Belongs to Stereocidaris according to C. W. Cooke 1955
Sister taxa: Stereocidaris grandis, Temnocidaris (Stereocidaris) malheiroi, Temnocidaris (Stereocidaris) proxima, Temnocidaris (Stereocidaris) sarracenarum, Typocidaris pistillum, Typocidaris sceptrifera, Typocidaris ubaghsi, Typocidaris serrata
Type specimen: USNM 104828. Its type locality is 1.5 miles north of Roundtop Mountain, which is in an Albian marine horizon in the Finlay Formation of Texas.
Ecology: slow-moving low-level epifaunal grazer-omnivore
Distribution:
• Cretaceous of United States (2: Texas collections)
Total: 2 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.