†Hemiaster (Bolbaster) planedeclivis Gregory 1890 (heart urchin)
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Echinoidea - Spatangoida - Hemiasteridae
Alternative combination: Hemiaster planedeclivis
Belongs to Hemiaster (Bolbaster) according to K. J. McNamara 1987
Sister taxa: Hemiaster (Bolbaster) callidus, Hemiaster (Bolbaster) dolosus, Hemiaster (Bolbaster) prunella, Hemiaster (Bolbaster) subidus, Hemiaster (Bolbaster) verecundus
Type specimen: Its type locality is Morgan Limestone, which is in a Miocene coastal limestone in the Morgan Limestone Formation of Australia
Ecology: slow-moving shallow infaunal deposit feeder-detritivore
Distribution:
• Miocene of Australia (3 collections)
Total: 3 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
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