Rhynchonellata - Orthida - Platystrophiidae
Alternative combinations: Platystrophia biforata, Terebratulites biforatus
Belongs to Platystrophia according to R. Li and P. Copper 2006
See also Bassett and Cocks 1974 and Zuykov 1999
Sister taxa: Orthis (Platystrophia) cypha, Orthis (Platystrophia) laticosta, Platystrophia acutilirata, Platystrophia amoena, Platystrophia anomala, Platystrophia baltica, Platystrophia caelata, Platystrophia chama, Platystrophia clarksvillensis, Platystrophia colbiensis, Platystrophia costata, Platystrophia costatus, Platystrophia crassa, Platystrophia crassoplicata, Platystrophia cypha, Platystrophia dentata, Platystrophia elegantula, Platystrophia extensa, Platystrophia hongueda, Platystrophia humilis, Platystrophia inferaplica, Platystrophia laticosta, Platystrophia lutkevichi, Platystrophia orbiculata, Platystrophia pogrebovi, Platystrophia ponderosa, Platystrophia profundosulcata, Platystrophia putilovensis, Platystrophia quadriplicata, Platystrophia saxbyensis, Platystrophia scotica, Platystrophia tenuicosta, Platystrophia tenuicostata, Platystrophia tramorensis, Platystrophia trentonensis
Distribution:
• Silurian of Sweden (4 collections), United States (23: Illinois, Indiana, Iowa, New York, Wisconsin)
• Uhaku of Lithuania (1)
• Ordovician of United States (1: Minnesota)
Total: 29 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.