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IRMNG source details
Ann. Rep. Geol. Surv. Minnesota, 14
17619
Publication
Date action by
Cremacrinus Ulrich, 1886 † (original description)
Deltacrinus Ulrich, 1886 † (original description) Halysiocrinus Ulrich, 1886 † (original description) Homotrypella Ulrich, 1886 † (original description) Macrosiphum Oestlund, 1886 † (original description) Mastopoda Oestlund, 1886 (original description) |
