The Echinoid Directory

• Home
• Introduction
• Morphology
• Keys
• Classification
• 3D models
• Index to taxa
• Glossary
• Log in

Eoholaster poslavskae Solovjev, 1989; Berriasian, Lower Cretaceous, Crimea, Ukraine. Plating diagrams of apical disc (left) apical surface (centre) and oral surface (right) (from Solovjev, A. 1989. New echinoid genus Eoholaster (Spatangoida, Holasteridae) from the Berriasian. In: Fossil and recent echinoderm researches. Academy of Sciences of the Estonian SSR, Institute of Geology and Academy of Sciences of the USSR. Tallinn. Pp. 148-155).