Joachim Barrande propose, dans cet ouvrage, une tude compl te des c phalopodes. Il y d crit en d tail leur anatomie, leur volution et leur r le dans l' cosyst me marin. Un livre essentiel pour tous les passionn s de biologie marine. This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work is in the "public domain in the United States of America,...