†Arbacia improcera Conrad 1843 (sea urchin)
Click image to enlarge. Click to access iDigBio record.
Echinoidea - Arbacioida - Arbaciidae
Alternative combinations: Coelopleurus improcerus, Echinus improcerus, Psammechinus improcerus
Belongs to Arbacia according to P. M. Kier 1972
See also Cooke 1941
Sister taxa: Arbacia abiquaensis, Arbacia dufresnii, Arbacia forbesii, Arbacia incisa, Arbacia lixula, Arbacia nodulosa, Arbacia punctulata, Arbacia rivuli, Arbacia sloani, Arbacia spatuligera, Arbacia waccamaw
Ecology: epifaunal grazer
Distribution:
• Pliocene to Pleistocene of United States (1: North Carolina collection)
• Pliocene of United States (4: North Carolina, South Carolina, Virginia)
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.