Full reference: B.L. Stinchcomb and G. Darrough. 1995. Some molluscan problematica from the Upper Cambrian - Lower Ordovician of the Ozark uplift. Journal of Paleontology 69(1):52-65
See also Stinchcomb and Darrough 1995
Sister taxon: Robustum phallerium
Type specimen: Its type locality is Locality M-1, Gasconade Formation, Franklin County, Missouri - Stinchcomb 1986, which is in a Tremadoc reef, buildup or bioherm horizon in the Gasconade Formation of Missouri
Ecology: facultatively mobile epifaunal grazer
• Ordovician of United States (3: Missouri collections)
Total: 3 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.