MolluscaBase source details
Winters, S.S. (1963). Supai Formation (Permian) of eastern Arizona. Geological Society of America Memoir. 89: 1-99.
428164
Winters, S.S.
1963
Supai Formation (Permian) of eastern Arizona
Geological Society of America Memoir
89: 1-99
Publication
Available for editors 
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Naticopsis oblatus Winters, 1963 † accepted as Naticopsis permica Netchaev, 1894 † (original description)
Schizodus supaiensis Winters, 1963 † (original description)
Worthenia arizonensis Winters, 1963 † accepted as Biarmeaspira arizonensis (Winters, 1963) † (original description)
Schizodus supaiensis Winters, 1963 † (original description)
Worthenia arizonensis Winters, 1963 † accepted as Biarmeaspira arizonensis (Winters, 1963) † (original description)
