†Proasaphiscus Resser & Endo 1935

Resser & Endo 1935. in: Kobayashi, T. The Cambro-Ordovician Formations and Faunas of South Chosen. Palaeontology Part III. Cambrian Faunas of South Chosen. Journal of the Faculty of Science Tokyo University Geology, 4(2) 1935: Unpaginated