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Sharks and guitarfishes (Elasmobranchii) from the Late Jurassic of Europe. Palaeodiversity, 4, 63–184
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Placoid scales and oral teeth of Late Jurassic elasmobranchs from Europe. In G. Arratia & H.–P. Schultze (Eds.), Mesozoic Fishes 2 – Systematics and Fossil Record (pp. 29–40). Verlag Dr. Friedrich Pfeil
Schuppen oberjurazeitlicher Elasmobranchier. Diplom Thesis, University of Hanover, Hanover, Germany, 36 pp., 80 pls.