Artiopoda - Ptychopariida - Phylacteridae
Alternative combinations: Liostracinoides texanus, Westonaspis texana
Full reference: S. A. Longacre. 1970. Trilobites of the Upper Cambrian Ptychaspid Biomere Wilberns Formation, central Texas. The Paleontological Society Memoir 4:1-70
Belongs to Phylacterus according to R. Ludvigsen et al. 1989
See also Fortey et al. 1982 and Longacre 1970
Sister taxa: none
Type specimen: BEG 36574
Ecology: fast-moving low-level epifaunal carnivore
Distribution:
• Ordovician of Canada (1: Newfoundland and Labrador collection)
• Skullrockian of United States (1: Texas)
• Cambrian of Canada (2: Newfoundland and Labrador), United States (1: Texas)
Total: 5 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.