Trilobita - Proetida - Dimeropygidae
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
Parent taxon: Dimeropygidae according to P. A. Jell and J. M. Adrain 2002
See also Sepkoski 2002
Sister taxa: Bearriverops, Chomatopyge, Dimeropyge, Dimeropygiella, Heckethornia, Ischyrotoma, Mesotaphraspidinae, Mesotaphraspis, Toernquistia, Tulepyge, Toernquistina
Subtaxa: Pseudohystricurus obesus Pseudohystricurus rotundus
Type: Pseudohystricurus obesus
Ecology: fast-moving low-level epifaunal deposit feeder
Distribution:
• Whiterockian of United States (1: Nevada collection)
• Ordovician of Australia (2), Canada (1: Newfoundland and Labrador), United States (9: Idaho, Nevada, Texas, Utah)
• Tremadoc of Canada (1: Alberta)
• Ibexian of United States (1: Nevada)
Total: 15 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.