Rhynchonellata - Orthida - Plaesiomyidae
Belongs to Dinorthis according to Emmons 1842
Sister taxa: Dinorthis (Pionorthis), Dinorthis (Retrorsirostra), Dinorthis anticostiensis, Dinorthis atavoides, Dinorthis beiguoshanensis, Dinorthis berwynensis, Dinorthis carleyi, Dinorthis carrickensis, Dinorthis flabellulum, Dinorthis hadra, Dinorthis holdeni, Dinorthis holdenoides, Dinorthis interstriata, Dinorthis meedsi, Dinorthis occidentalis, Dinorthis subplicatella, Dinorthis sweeneyi, Dinorthis taukensis, Dinorthis transversa, Dinorthis venusta, Orthis (Dinorthis) meedsi
Ecology: stationary epifaunal suspension feeder
Distribution:
• Ordovician of Canada (10: Ontario collections), United States (8: Illinois, Iowa, Kentucky, Minnesota, Tennessee)
Total: 18 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.