†Plectonotus (Boucotonotus) Fryda & Manda 1997

Fryda & Manda 1997. A gastropod faunule from the Monograptus uniformis graptolite biozone (Early Lochkovian, Early Devonian) in Bohemia. Mitteilungen aus dem Geologisch-Palaeontologischen Institut der Universitaet Hamburg, 80, Oktober 1997: 59-121