Rhynchonellata - Terebratulida - Dielasmatidae
Alternative combinations: Fletcherina margaritovi, Fletcherithyris margaritovi, Terebratula margaritovi, Terebratula margaritowi
Full reference: A. Bittner. 1899. Versteinerungen aus den Trias-Ablagerungen des Süd-Ussuri Gebietes in der ostsibirischen Küstenprovinz [Fossils of the Triassic deposits of the southern Ussuri region in the eastern Siberian coastal province]. Trudy Geologicheskago Komiteta 7(4):1-35
Belongs to Bittnerithyris according to A. M. Popov 2017
See also Dagys 1965, Fraiser 2005, Iordan 1993 and Newell and Kummel 1942
Sister taxa: none
Type specimen: TsGM 112/221. Its type locality is Russkiy Island, Proptychites zone, Primorye, which is in a Dienerian marine siliciclastic in the Russian Federation.
Distribution:
• Triassic of Bulgaria (2 collections), Greenland (4), Kazakhstan (2), Romania (1), the Russian Federation (16), United States (3: Idaho, Montana)
Total: 28 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.