Limondin-Lozouet, N.; Antoine, P. (2006). A new Lyrodiscus (Mollusca, Gastropoda) assemblage from Saint-Acheul (Somme Valley): a reappraisal of MIS 11 malacofaunas from northern France. Boreas. 35(4): 622-633.
A new <em>Lyrodiscus</em> (Mollusca, Gastropoda) assemblage from Saint-Acheul (Somme Valley): a reappraisal of MIS 11 malacofaunas from northern France