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Sombrerella
Taxonomy
Sombrerella was named by Lochman (1948) [Sepkoski's age data: Cm Boto].
It was assigned to Ptychopariida by Sepkoski (2002); and to Antagmidae by Jell and Adrain (2002).
It was assigned to Ptychopariida by Sepkoski (2002); and to Antagmidae by Jell and Adrain (2002).
Species