@book{bhlitem16373, title = {Selected morphological monographs }, copyright = {Public domain. The BHL considers that this work is no longer under copyright protection.}, url = {https://www.biodiversitylibrary.org/item/16373}, note = {https://www.biodiversitylibrary.org/bibliography/1461}, publisher = {Baltimore, Johns Hopkins University Press, 1900}, author = {}, year = {1900}, pages = {410}, keywords = {Echinodermata|Hydromedusae|Mollusks|Morphology}, }