Template:Frýda & Bandel, 1997
- Frýda, J. & Bandel, K. 1997. New Early Devonian gastropods from the Plectonotus (Boucotonotus) - Palaeozygopleura Community in the Prague Basin (Bohemia). Mitteilungen aus dem Geologisch-Paläontologischen Institut der Universitat Hamburg 80: 1–58.