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Welleraspis
Taxonomy
Welleraspis was named by Kobayashi (1935). Its type is Liostracus jerseyensis.
It was assigned to Lonchocephalidae by Westrop (1992); to Asaphida by Sepkoski (2002); and to Catillicephalidae by Jell and Adrain (2002).
It was assigned to Lonchocephalidae by Westrop (1992); to Asaphida by Sepkoski (2002); and to Catillicephalidae by Jell and Adrain (2002).
Species