Authors: LOFGREN Anita L. TOLMACHEVA Tatiana Ju.

Citation: L. Lofgren Anita et Tolmacheva Tatiana Ju, Taxonomy and distribution of the Ordovician conodont Drepanodus arcuatus PANDER, 1856, and related species, Palaontologische Zeitschrift Palaontologische Zeitschrift (Print);Journal of Palaontologische Gesellschaft Scientific contributions to palaeontology, 77(1), 2003, pp. 203-221