PaleoDB taxon number: 81657
Full reference: D. B. Blake. 1973. Ossicle morphology of some recent asteroids and description of some West American fossil asteroids. University of California Publications in Geological Sciences 104:1-59
Sister taxa: none
Type specimen: University of California Museum of Paleontology, Berkeley, UCMP A-5018, Holotype. Its type locality is Asteroidea, Keasey fm, Mist, which is in an Oligocene marine sandstone in the Keasey Formation of Oregon.
Ecology: epifaunal detritivore