Trilobita - Ptychopariida - Phylacteridae
Full reference: S. R. Hohensee and J. H. Stitt. 1989. Redeposited Elvinia Zone (Upper Cambrian) trilobites from the Collier Shale, Ouachita Mountains, west-central Arkansas. Journal of Paleontology 63(6):857-879
Belongs to Aphelotoxon according to S. R. Hohensee and J. H. Stitt 1989
Sister taxa: Aphelotoxon acuminata, Aphelotoxon granulosus, Aphelotoxon limbata, Aphelotoxon marginata, Aphelotoxon punctata, Aphelotoxon spinosus
Type specimen: UMC 16676a, a cephalon/head (cranidium). Its type locality is Ouachita Mountains collecting locality J, which is in a Furongian deep subtidal shelf grainstone in the Collier Shale Formation of Arkansas.
Ecology: fast-moving low-level epifaunal carnivore
Distribution:
• Cambrian of United States (9: Arkansas collections)
Total: 9 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.