@book{bhlitem43966, title = {Echinodermen (Stachelhäuter) }, volume = {Bd.2:Abt.3:Bu.3 (1901)}, copyright = {NOT_IN_COPYRIGHT}, url = {https://www.biodiversitylibrary.org/item/43966}, note = {https://www.biodiversitylibrary.org/bibliography/11616}, publisher = {Leipzig, C.F. Winter, 1889-1907}, author = {Ludwig, Hubert, and Meissner, Max. and Przibram, Hans, and Hamann, Otto.}, year = {1901}, pages = {292}, keywords = {Echinodermata|}, }