Author: Boogaard, M. van den, 1988.:
Title: Some data on Milaculum Müller, 1973. [Scripta Geol., 88.]
Description: Leiden. 4to. Pp. 25, 43 microphotos on 8 pls., refs. Orig. wrs. - Genus of problematic Paleozoic microfossils probably of agnathan affinity.

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