Full reference: F. A. Sundberg. 1994. Corynexochida and Ptychopariida (Trilobita, Arthropoda) of the Ehmaniella biozone (Middle Cambrian), Utah and Nevada. Contributions in Science 446:1-137
Belongs to Yuknessaspis according to F. A. Sundberg 1994
Sister taxa: none
Subtaxa: Yuknessaspis benningtonis benningtonis Yuknessaspis benningtonis convexus Yuknessaspis benningtonis planus
Type specimen: LACMIP 11983, a cephalon/head. Its type locality is Dugway Range, 36.80m, LACMIP 15543, which is in a Delamaran marine limestone in the Trailer Formation of Utah.
Ecology: fast-moving low-level epifaunal deposit feeder
Distribution:
• Delamaran of United States (10: Nevada, Utah collections)
Total: 10 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.