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Nematrochus
Taxonomy
Nematrochus was named by Koken and Perner (1925) [Sepkoski's age data: S Ludl]. It is not extant.
It was assigned to Planitrochidae by Knight et al. (1960); and to Archaeogastropoda by Sepkoski (2002).
It was assigned to Planitrochidae by Knight et al. (1960); and to Archaeogastropoda by Sepkoski (2002).