%0 Book Section %A Reitner, Joachim %E Reitner, Joachim %T Phylogenetic aspects and new descriptions of Spicule-Bearing, Hadromerid Sponges with a secondary calcareous skeleton (Tetractinomorpha, Demospongiae) %B Fossil and recent sponges %D 1991 %R 10.23689/fidgeo-1808 %I Springer%C Berlin [u.a.] %U http://hdl.handle.net/11858/00-1735-0000-0001-33AF-A %~ FID GEO-LEO e-docs