@inbook {5368, title = {Platodaria, Plattiere.}, booktitle = {Handbuch der Morphologie der Wirbellosen Tiere. 2nd Bezw., vol. 3 (Coelenterata, Platodaria, Nemathelminthia, Annelida. Part 1).}, year = {1913}, month = {1913}, pages = { - 1-146 pp}, publisher = {Gustav Fischer}, organization = {Gustav Fischer}, address = {Jena}, keywords = {Convoluta virescens, Haplodiscus incola}, author = {Wilhelmi,J}, editor = {Lang,A} }