Echinoidea - Clypeasteroida - Dendrasteridae
Alternative combination: Merriamaster arnoldi
Full reference: W. B. Clark and M. W. Twitchell. 1915. The Mesozoic and Cenozoic Echinodermata of the United States. United States Geological Survey Bulletin 54:1-341
Belongs to Dendraster according to W. S. W. Kew 1920
See also Clark and Twitchell 1915 and Grant and Hertlein 1938
Sister taxa: Dendraster ashleyi, Dendraster casseli, Dendraster cedrosensis, Dendraster coalingaensis, Dendraster diegoensis, Dendraster elsmerensis, Dendraster excentricus, Dendraster gibbsii, Dendraster hesperis, Dendraster jacalitosensis, Dendraster pacificus, Dendraster pentagonalis, Dendraster sullivani, Dendraster venturaensis, Dendraster vizcainoensis
Ecology: slow-moving semi-infaunal detritivore
Distribution: found only at UCMP loc. 2991 - Zapato Creek (Pliocene of California)
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.