Trilobita - Proetida - Dimeropygidae
Full reference: P. E. Raymond. 1925. Some trilobites of the lower Middle Ordovician of eastern North America. Bulletin of the Museum of Comparative Zoölogy at Harvard College 67(1):1-180
Belongs to Ischyrotoma according to P. E. Raymond 1925
Sister taxa: Ischyrotoma anataphra, Ischyrotoma borealis, Ischyrotoma eos, Ischyrotoma juabensis, Ischyrotoma parallela, Ischyrotoma sila, Ischyrotoma stubblefieldi, Ischyrotoma wahwahensis
Type specimen: YPM 13055, a cephalon/head
Ecology: fast-moving low-level epifaunal deposit feeder
Distribution:
• Whiterockian of Canada (1: Newfoundland and Labrador collection), Norway (1)
• Ordovician of Canada (1: Newfoundland and Labrador)
Total: 3 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.