†Sphenaster Smith et al. 1999 (heart urchin)
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Echinoidea - Spatangoida - Aeropsidae
Full reference: A. B. Smith, J. GallemÃ, C. H. Jeffery, G. Ernst, and P. D. Ward. 1999. Late Cretaceous-early Tertiary echinoids from northern Spain: implications for the Cretaceous-Tertiary extinction event. Bulletin of the Natural History Museum, London (Geology) 55(2):81-137
Parent taxon: Aeropsidae according to A. B. Smith et al. 1999
Sister taxon: Corasterinae
Subtaxa: Sphenaster larumba
Ecology: slow-moving shallow infaunal deposit feeder-detritivore
Distribution: found only at Navarra Larumbe (Paleocene of Spain)
Specimen images are retrieved through the ePANDDA API.
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