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Poroscutellum
Taxonomy
Poroscutellum was named by Snajdr (1958) [Sepkoski's age data: D Sieg Sepkoski's reference number: 421]. It is not extant.
It was assigned to Styginidae by Jell and Adrain (2002); and to Ptychopariida by Sepkoski (2002).
It was assigned to Styginidae by Jell and Adrain (2002); and to Ptychopariida by Sepkoski (2002).