Phyla of Animalia
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Porifera
Classes
Body Plan
Cell Types
Important Terms
Cnidaria
Classes
General Characteristics
Important Terms
Ctenophora
Platyhelminthes
General Characteristics
Class Turbellaria
Class Monogenea
Class Trematoda
Class Cestoidea
Important Terms
Mollusca
General Characteristics
Class Gastropoda
Class Bivalvia
Class Cephalopoda
Other Classes of Mollusca
Important Terms
Annelida
General Characteristics
Class Polychaeta
Body Plans of Sponges
Ascon
choanocytes line spongocoel
single osculum
simplest body plan
.
Sycon
choanocytes lie in canals
single osculum
Leucon
most common
branched canal system with choanocytes lying in small chambers
multiple oscula
Taken from: http://yanuar66.blogspot.com/2012/03/kingdom-animalia.html