Taxonomic Filter: Unresolved Central Thesaurus

Taxa Count: 18

ARCHAEOCIDARIDAE

Archaeocidaris

Archaeocidaris agassizi

Archaeocidaris aliquantula

Archaeocidaris blairi

Archaeocidaris brownwoodensis

Archaeocidaris cratis

Archaeocidaris diminnii

Archaeocidaris gracilis

Archaeocidaris immanis

Archaeocidaris longispinus

Archaeocidaris megastyla

Archaeocidaris newberryi

Archaeocidaris ornatus

Archaeocidaris ourayensis

Archaeocidaris sp b

Archaeocidaris triplex

Archaeocidaris triserrata

Archaeocidaris trudifer