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IRMNG source details
Geol. Mag., 90
66422
Publication
Date action by
Lycetticeras Arkell, 1955 † (original description)
Procerozigzag Arkell, 1953 † (original description) Progeronia Arkell, 1953 † (original description) Virgataxioceras Arkell, 1953 † (original description) |
