Author: Pittau, P., 1985.:
Title: Tremadocian (Early Ordovician) Acritarchs of the Arburese Unit, Southwest Sardinia (Italy).
Description: Boll. Soc. Paleont. Ital., 23(2): pp. 161-204, many microphotos on 10 pls., 32 figs.,r efs. 4to. Plain new wrs.

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