Keywords: Euplectella 01.png en Glass sponge Euplectella Colour coding dark grey spicules light grey main trabecular syncitium red choanosyncitium and collar bodies black flagella Ref cite book Ruppert E E Fox R S and Barnes R D Invertebrate Zoology Brooks / Cole 7 0030259827 2004 83 fig 5-7 Own Philcha Porifera diagrams Euplectella |