Check-lists
* List of countries might not be complete
Links and literature
[1] Frýda J. (1999): Further new gastropods from the Early Devonian Boucotonotus-Palaeozygopleura Community of the Prague Basin, Journal of the Czech Geological Society 44/3ñ4 [as Prokopites chlupaci (Horný, 1963)]
Frýda J. (1999): Further new gastropods from the Early Devonian Boucotonotus-Palaeozygopleura Community of the Prague Basin, Journal of the Czech Geological Society 44/3ñ4 [as Prokopites chlupaci (Horný, 1963)]