kingdom ? animalia phylum ? porifera scypha syconoid body plan two practice... · kingdom ? phylum...
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Kingdom ?Phylum ?Scypha – Cross SectionSyconoid Body Plan
SpongocoelRadial Canal
Ostium Apopyle
Choanocytes Lining Radial Canal
AnimaliaPorifera
Kingdom?Phylum?Scypha – Longitudinal SectionSyconoid Body Plan
Spongocoel
AnimaliaPorifera
What type of body plan does this sponge have? Syconoid
What type of body plandoes this sponge have?
Asconoid
I.D. Opening
Osculum
I.D. Space
Radial canal
I.D. Opening
Apopyle
I.D. CellsChoanocytes (collar cells)
Phylum Porifera: Sponges
Sponges aresessile
Body Plans of Sponges
Sponges are Filter FeedersOstiumWater Enters Here
OsculumWater Exits Here
Asconoid Syconoid Leuconoid
Sponge Cell Types and Spicules
Pinacocytes
Flagellum
Collar
Pinacocytes on the Sponge Surface
Choanocytes
The Collar is Used to Filter Water
Sponge Anatomy – Asconoid Sponge
Ostium
Spongocoel
(Ostia)
(A cavity lined with choanocytes)
The Sponge Skeleton
Calcareous Spicules
Siliceous Spicules
Spongin: Protein Fibers
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