Science Advances
Supplementary Materials
This PDF file includes:
- fig. S1. Indexed x-ray diffraction pattern acquired from the strongyloxea from the
demosponge T. aurantium.
- fig. S2. Indexed x-ray diffraction pattern acquired from the main shaft of the
dichotriaene from the demosponge S. ponderosus.
- fig. S3. Indexed x-ray diffraction pattern acquired from a mature sterraster from the demosponge G. cydonium.
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