Strophomenata - Strophomenida - Sowerbyellidae
Alternative combination: Thaerodonta magna
Full reference: H. J. Howe. 1965. Plectambonitacea, Strophomenacea, and Atrypacea from the Montoya Group (Ordovician) of Trans-Pecos Texas. Journal of Paleontology 39(4):647-656
Belongs to Eochonetes according to J. E. Bauer and A. L. Stigall 2016
See also Howe 1965
Sister taxa: Eochonetes advena, Eochonetes aspera, Eochonetes canaliferus, Eochonetes celticus, Eochonetes clarksvillensis, Eochonetes dignata, Eochonetes glabra, Eochonetes johnsonella, Eochonetes maearum, Eochonetes minerva, Eochonetes mucronata, Eochonetes recedens, Eochonetes vaurealensis, Eochonetes voldemortus, Thaerodonta redstonensis, Thaerodonta recedens, Thaerodonta notabile
Type specimen: USNM 145047, a shell. Its type locality is Section H-2 (Helms West Well). Bed 09. Hueco Mountains, west-facing escarpment, which is in a Maysvillian carbonate limestone in the Aleman Formation of Texas.
Distribution:
• Ordovician of Canada (1: Northwest Territories collection), United States (8: Oklahoma, Texas)
Total: 9 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.