Heterotrypidae Ulrich, 1890

The family includes the genera

1. Albardonia
2. Asperopora
3. Dekayia
4. Eichwaldopora
5. Heterotrypa
6. Leioclema (Alternatively in Leioclemidae)
7. Lioclemella (Alternatively in Leioclemidae)
8. Paralioclema (Alternatively in Leioclemidae)
9. Petigopora
10. Phragmotrypa
11. Reptonoditrypa
12. Stigmatella

Dekayella (=Heterotrypa) from Cincinnati region: at University of Georgia.
Dekayella (=Heterotrypa) from Nashville region: at University of Georgia.
Dekayia from Cincinnati region: at University of Georgia.
Heterotrypa from Cincinnati region: at University of Georgia.
Heterotrypa from Nashville region: at University of Georgia.
Petigopora from Cincinnati region: at University of Georgia.
Petigopora from Nashville region: at University of Georgia.
Stigmatella from Cincinnati region: at University of Georgia.

Heterotrypa subfrondosa reconstructions at DryDredgers.org.