Rhynchonellata - Orthida - Orthidae
Alternative combinations: Orthambonites marshalli, Orthis marshalli
Full reference: A. E. Wilson. 1926. An Upper Ordovician fauna from the Rocky Mountains, British Columbia. Bulletin of the Geological Survey of Canada, Department of Mines 44:1-34
Belongs to Paralenorthis according to V. Jaanusson and M. G. Bassett 1993
See also Ross 1970 and Wilson 1926
Sister taxa: Paralenorthis alabamensis, Paralenorthis alata, Paralenorthis buttsi, Paralenorthis carlottoi, Paralenorthis costata, Paralenorthis estenaensis, Paralenorthis immitatrix, Paralenorthis lolae, Paralenorthis luritjaorum, Paralenorthis minusculus, Paralenorthis mollesensis, Paralenorthis orbicularis, Paralenorthis panderania, Paralenorthis proava, Paralenorthis rgaitensis, Paralenorthis riojanus, Paralenorthis robustus, Paralenorthis semnanensis, Paralenorthis serica, Paralenorthis suriensis
Ecology: stationary epifaunal suspension feeder
Distribution:
• Ordovician of United States (4: California, Nevada collections)
• Arenigian of Canada (1: Northwest Territories)
Total: 5 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.