Echinoidea - Clypeasteroida - Echinarachniidae
Full reference: J. W. Durham. 1955. Classification of clypeasteroid echinoids. California University Publications in Geological Sciences 31:73-198
Parent taxon: Echinarachniidae according to J. W. Durham 1955
See also Durham 1966, Sepkoski 2002 and Wagner 1974
Sister taxa: Astrodapsis, Echinarachnius, Kewia, Nipponaster, Pseudoastrodapsis, Tenuirachnius, Vaquerosella
Subtaxa: Remondella gabbii Remondella waldroni
Ecology: slow-moving semi-infaunal detritivore
Distribution:
• Pliocene of United States (2: Oregon collections)
• Miocene of United States (2: Alaska)
• Cenozoic of United States (1: Alaska)
Total: 5 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.