Artiopoda - Phacopida - Cheiruridae
Full reference: R. J., J.r. Ross. 1951. Stratigraphy of the Garden City Formation in northeastern Utah, and its trilobite faunas. Yale Peabody Museum of Natural History Bulletin 6:1-161
Belongs to Tesselacauda according to R. J., Jr. Ross 1951
Sister taxa: none
Type specimen: YPM 18278, a pygidium. Its type locality is Locality 5, Hillyard's Canyon, Zone "E", which is in a Stairsian shallow subtidal limestone in the Garden City Formation of Idaho.
Ecology: fast-moving low-level epifaunal carnivore
Distribution:
• Ordovician of Canada (2: Alberta, Newfoundland collections), United States (6: Idaho, Utah)
Total: 8 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.