G. Pasini and A. Garassino, “Naticid gastropod and octopodid cephalopod predatory traces: evidence of drill holes on the leucosid crab Ristoria pliocaenica (Ristori, 1891), from the Pliocene of the ‘La Serra’ quarry (Tuscany, Italy)”, Nat Hist Sci, vol. 153, no. 2, pp. 257–266, Sep. 2012.