†family Eoscutellidae Durham 1955 (sand dollar)
Echinoidea - Clypeasteroida - Eoscutellidae
Full reference: J. W. Durham. 1955. Classification of clypeasteroid echinoids. California University Publications in Geological Sciences 31:73-198
Parent taxon: Scutelliformes according to A. Kroh and A. B. Smith 2010
See also Durham 1955 and Durham 1966
Sister taxa: Abertellidae, Astriclypeidae, Dendrasteridae, Echinarachniidae, Mellitidae, Monophorasteridae, Placatenellidae, Protoscutellidae, Rotulidae, Scutasteridae, Scutellidae, Taiwanasteridae
Subtaxa: Eoscutella
Type: Eoscutella
Ecology: slow-moving semi-infaunal detritivore
Distribution:
• Eocene of United States (2: Oregon collections)
Total: 2 collections each including a single occurrence