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Geological Time: Quaternary Holocene recent
holotype
View of a specimen of Amphistegina radiata (Fichtel & Moll, 1798)
The identification is based upon:
, : Fichtel, L.v.; Moll, J.P.C.. (1798). Testacea microscopia, aliaque minuta ex generibus Argonauta et Nautilus, ad naturam delineata et descripta. A. Pichler, Wien. xii + 123 pp., 24 pl. Plate , Fig.