Classification Flashcards
Protoplasmic level of organisations
Amoeba
Cellular level of organisations
Porifera
Tissue level organization
Coelenterata/Cnidaria
Ctenophora
Organ level body organisation
Platyhelminthes
Organ system level body organisation
Aschelminthes/Nematihelminthes
Annelida
Arthropoda
Mollusca
Echinodermata
Hemichordata
Chordata
Cell aggregate body plan
Porifera
Blind sac body plan
Incomplete digestive system
Coelenterata
Ctenophora
Platyhelminthes
Tube within tube body plan
Complete digestive system
Aschelminthes onwards
Closed circulatory system
Annelida
Class cephalopoda of mollusca
Chordates except lower chordates
(Tunicates, doliolum, ascidia, salpa)
Circulatory system present from phylum
Annelida
Asymmetrical
Sponges (except Sycon and leucosolenia)
Protozoa
Snail adult
Radial symmetry
Coelenterata
Ctenophora
Sycon and leucosolenia
Echinodermata adult
Bilateral symmetry
Platyhelminthes to Chordates
Echinodermata larva
Diploblastic germ layer
Coelenterata
Ctenophora
Triploblastic germ layer
Platyhelminthes to Chordates
Acoelomate body cavity
Coelenterata
Ctenophora
Platyhelminthes