†Lefortia trojana Cooke 1953 (sand dollar)
Click image to enlarge. Click to access iDigBio record.
Echinoidea - Clypeasteroida - Faujasiidae
Full reference: C. W. Cooke. 1953. American Upper Cretaceous Echinoidea. United States Geological Survey Professional Paper 254-A:1-44
Belongs to Lefortia according to C. W. Cooke 1953
Sister taxon: Lefortia delgadoi
Type specimen: USNM 108376. Its type locality is USGS 17259, Troy, which is in a Maastrichtian marine sandstone in the Ripley Formation of Mississippi.
Ecology: slow-moving semi-infaunal detritivore
Distribution: found only at USGS 17259, Troy
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.