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Listroa
Taxonomy
Listroa was named by Palmer (1962) [Sepkoski's age data: Cm Dres-u Sepkoski's reference number: 1017]. It is not extant. Its type is Listroa toxoura.
It was assigned to Asaphida by Sepkoski (2002); and to Aphelaspididae by Jell and Adrain (2002).
It was assigned to Asaphida by Sepkoski (2002); and to Aphelaspididae by Jell and Adrain (2002).
Species
L. toxoura (type species)