†Hardouinia stantoni Clark 1891
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Alternative combination: Cassidulus stantoni
Belongs to Hardouinia according to C. W. Cooke 1953
See also Clark and Twitchell 1915
Sister taxa: Hardouinia aequorea, Hardouinia bassleri, Hardouinia conoideus, Hardouinia florealis, Hardouinia kellumi, Hardouinia mcglameryae, Hardouinia micrococcus, Hardouinia mortonis, Hardouinia taylori, Clarkiella hemispherica
Type specimen: Its type locality is USGS 743, Quillian's Ranch, which is in a Turonian marine sandstone in the Carlile Shale Formation of Colorado
Distribution:
• Cretaceous of United States (2: Colorado collections)
Total: 2 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
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