Fig. 1
Geographic location and outcrop of the Halicyne fossil discussed in this study. a locality of find, the asterisk indicate the fossiliferous outcrop here described; b outcrops (grey areas) of the San Salvatore Formation in the subalpine foothills of Lombardy, Piedmont (Italy) and Canton Ticino (Switzerland); c geological map of the San Salvatore Formation in the Sostegno area (after Zantonelli, 2011, simplified); d photograph of the site with Halicyne; e complete section exposed along road SP 64 (Sostegno-Asei), the red rectangle indicates the outcrop figured in d