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IRMNG source details
Maryland Geol. Surv., Silurian
128927
Publication
Date action by
Acanthoscapha Ulrich & Bassler, 1923 † (original description)
Acronotella Ulrich & Bassler, 1923 † (original description) Bolbibollia Ulrich & Bassler, 1923 † (original description) Haploprimitia Ulrich & Bassler, 1923 † (original description) Mauryella Ulrich & Bassler, 1923 † (original description) Onoceras Swartz & Prouty, 1923 † (original description) Saffordella Ulrich & Bassler, 1923 † (original description) |
