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Summary
After Jamieson, B.G.M. 2006. Non-leech Clitellata. (with contributions by Marco Ferraguti). Pp. 235-392. In Reproductive Biology and Phylogeny of Annelida. Series Editor B.G.M. Jamieson. Volume 4. Editors Greg Rouse and Fredrik Pleijel. Science Publishers, Enfield, New Hampshire, U.S.A. Jersey, Plymouth, UK. ISBN 1-57808-313-3.