Trilobita - Proetida - Dimeropygidae
Full reference: J. M. Adrain, S. R. Westrop, E. Landing and R. A. Fortey. 2001. Systematics of the Ordovician trilobites Ischyrotoma and Dimeropygiella, with species from the Type Ibexian area, western U.S.A. Journal of Paleontology 75(5):947-971
Belongs to Ischyrotoma according to J. M. Adrain et al. 2001
Sister taxa: Ischyrotoma anataphra, Ischyrotoma borealis, Ischyrotoma eos, Ischyrotoma parallela, Ischyrotoma sila, Ischyrotoma stubblefieldi, Ischyrotoma twenhofeli, Ischyrotoma wahwahensis
Ecology: fast-moving low-level epifaunal deposit feeder
Distribution:
• Whiterockian of United States (1: Nevada collection)
• Ordovician of United States (5: Nevada, Utah)
Total: 6 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.