The Echinoid Directory

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

Toxaster retusus (Lamarck, 1816); NHM E83249. Calcaire a spatangues, A. radiatus zone, Lower Hauterivian, Cretaceous, 2 km East of Lantages, Aube, France. Camera lucida drawings of apical disc and oral plating.