WoRMS source request

You have requested access to download the full text of the source (SourceID: 390674):
Barbour, M.; Cook, D.G.; Pomerantz, R.S. (1980). On the question of hybridization and variation in the oligochaete genus Limnodrilus. In: Aquatic Oligochaete Biology, Plenum press, new York. p41-53.