Full reference: J. W. Durham. 1955. Classification of clypeasteroid echinoids. California University Publications in Geological Sciences 31:73-198
See also Sepkoski 2002
Ecology: slow-moving semi-infaunal detritivore
• Miocene of United States (29: California collections)
• Oligocene of United States (1: California)
Total: 30 collections including 43 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.