TY - JOUR A1 - Reitner, Joachim A1 - Engeser, T. S. T1 - Skeletal structures and habitats of recent and fossil Acanthochaetetes (subclass Tetractinomorpha, Demospongiae, Porifera) Y1 - 1987 VL - 6 IS - 1 SP - 13 EP - 18 JF - Coral reefs DO - 10.23689/fidgeo-799 UR - http://hdl.handle.net/11858/00-1735-0000-0001-33CA-A ER -