Parazoa
 
Parazoa characteristics
 
Porifera
 
Porifera characteristics
 
choanocyte
 
amoebocyte
 
spicule
 
Eumetazoa
 
Eumetazoa characteristics
 
Radiata
 
Radiata characteristics
 
Cnidaria
 
cnidocyte
 
gastrovascular cavity
 
polyp
 
medusa
 
examples of cnidarians
 
Lophotrochozoa phyla
 
Platyhelminthes
 
Platyhelminthes characteristics
 
protonephridia
 
examples of Platyhelminthes
 
Rotifera
 
Rotifera characteristics
 
Brachiopoda
 
brachiopod body arrangement
 
Mollusca
 
Mollusca characteristics
 
Mollusca examples
 
veliger
 
Annelida
 
clitellum
 
parapodia
 
Ecdysozoa phyla examples
 
Onychophora
 
Nematoda
 
Nematoda characteristics
 
Priapulida
 
Arthropoda
 
Arthropoda characteristics
 
Arthropoda examples
 
C. Hexapoda
 
Subclass Apterygota
 
Subclass Insecta
 
C. Crustacea
 
Subclass Cirripedia
 
Decapoda