Genus Tetractinella Bittner, 1890
Type species: Terebratulites trigonellus von Schlotheim, 1820.
Stratigraphic distribution: Middle Triassic.
Geographic distribution: Alps, Dinarids, Carpathians, Balkans, Caucasus, Pamir,? China.
MIN
Tetractinella trigonella (von Schlotheim, 1820) Locality: Wengen, Tirol, Austria
Stratigraphy: Wengen beds, Muschelkalk, Middle Triassic MIN 0001542.1-5
Tetractinella trigonella (von Schlotheim, 1820) Locality: Pove di Bassano, Recoaro, Vicenza, Italy Stratigraphy: Triassic