Prosopyle

Sponge Prosopyle Osculum Syconoid Spongocoel Sycon Sponge Grantia Sponge Ostia Sponge Asconoid Sponge Larvae Collar Cells Porifera Sycon Leucon Apopyle in Sponges Phylum Porifera Anatomy Pinacoderm Amoebocytes Archaeocyte Porifera Diagram Freshwater Sponge Different Types of Sponges Prosopyle Leuconoid Sponge Cell Structure Ostium in Sponges Sycon Ciliatum Porocytes Water Flow through a Leuconoid Sponge Grantia Sponge Labeled Sponge Under Microscope Flagellated Chambers Euspongia Diagram Azure Vase Sponge Grantia Cross Section Labeled Sponge Digestive System Porocyte Function Sponge Body Types Grantia Slide Osculum Syconoid Body Plan Asconoid vs Syconoid Mesoglea in a Sponge Choanocytes Aquiferous System in Sponges Syconoid Sponge Example Sponge Evolution Pinacocytes Poriferans Acoelomate Flatworms Gemmule Formation in Sponges Prosophyle in Sponges Porifera Incurrent Pores Ostia and Oscula