Part E, Porifera (Revised), vol. 2, Front Matter Authors R. E. H. Reid J. Keith Rigby DOI: https://doi.org/10.17161/dt.v0i0.5136 Downloads PDF Published 2016-01-08 Issue Part E, Porifera (Revised), vol. 2 (2003) Section Chapters License https://creativecommons.org/licenses/by/4.0/