CIGALA-FULGOSI, F. (1988)
Addition to the Pliocene fish fauna of Italy. Evidence of Somniosus rostratus (Risso, 1826) from the foothills of the Northern Apennines (Parma Province, Italy) (Chondrichthyes, Squalidae). Tertiary Research, 10 (2): 101–106, 1 taf. 2 fig.