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Pristisomus
Taxonomy
Pristisomus was named by Woodward (1890) [Sepkoski's age data: Tr u]. Its type is Pristisomus gracilis.
It was assigned to Semionotidae by Woodward (1890); and to Semionotiformes by Sepkoski (2002).
It was assigned to Semionotidae by Woodward (1890); and to Semionotiformes by Sepkoski (2002).
Species