Taxa Count: 43
CLARKELLIDAE
Calliglypha miseri
Clarkella
Clarkella calcifera
Clarkella depressa
Clarkella mcgerriglei
Clarkella montanensis
Clarkella nona
Clarkella orientalis
Clarkella septata
Clarkella sp 1
Clarkella sp 2
Clarkella sp 3
Diaphelasma
Diaphelasma breviseptatum
Diaphelasma complanatum
Diaphelasma concentricum
Diaphelasma oklahomense
Diaphelasma pennsylvanicum
Diaphelasma quebecense
Stichotrophia
Stichotrophia lamellata
Syntrophina
Syntrophina campbelli
Syntrophina carinifera
Syntrophina compressa
Syntrophina convexa
Syntrophina gibbosa
Syntrophina impressa
Syntrophina isis
Syntrophina magma
Syntrophina magna
Syntrophina minima
Syntrophina missouriensis
Syntrophina nana
Syntrophina nisis
Syntrophina percarinata
Syntrophinella acutisulcata
Syntrophinella cooperi
Syntrophinella deckeri
Syntrophinella sp 2
Syntrophinella typica
Syntrophinella vermontana
Syntrophinella warreni