Artiopoda - Proetida - Dimeropygidae
Full reference: H. B. Whittington and W.R., I.I. Evitt. 1953. Silicified Middle Ordovician trilobites. Geological Society of America Memoir 59:1-139
Parent taxon: Dimeropygidae according to J. M. Adrain and S. R. Westrop 2007
See also Chatterton et al. 1998, Jell and Adrain 2002 and Sepkoski 2002
Sister taxa: Bearriverops, Dimeropyge, Dimeropygiella, Heckethornia, Ischyrotoma, Mesotaphraspidinae, Mesotaphraspis, Pseudohystricurus, Toernquistia, Tulepyge, Toernquistina
Subtaxa: Chomatopyge canasi Chomatopyge falcata Chomatopyge marginifera
Type: Chomatopyge falcata
Ecology: fast-moving low-level epifaunal deposit feeder
Distribution:
• Ordovician of Argentina (11 collections), United States (4: Virginia)
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.