Morphological description (show/hide)
| massive, large ball. | | purple in situ, dark grey-brown on deck, dark | | not visible. | | hard thick ectosome, choanosome moderately compressible with some pores. | | smooth, encrusted with some algae. | | dense. | | distinct bundles of triaenes, thick cortex detachable. | | oxeas: ~1800 um, triaenes: ~1600 um. | | oxyasters: size and shape variable depending on origin (crust or choanosome), 2 main classes, 1, spined tips or more like euaster, ~15-40 um, 2, ~20 um, sanidasters: microrhabd-like, ~8 um, |
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