FIFTEEN

Emergent Unicellular Life I

adapted from Biology, 6th Ed., 2002, and Vertebrates, 6th Ed.,2012

unicellular flagellate

parazoa:

radiata (radial symmetry)

eumetazoa

sponges (porifera)

bilateria

cnidaria - diploblastic tissue

ctenophora - diploblastic tissue

platyhelminthes - triploblastic  organs

              - acoelomate

protostome coelomates

deuterostome coelomates

chordata

vertebrata

hemichordata

echinodermata

ecdysozoan

lophotrochozoan

DEUTEROSTOMES

ECHINODERMATA

VERTEBRATES

CHORDATES

HEMICHORDATES

CEPHALOCHORDATES

UROCHORDATES

PROTOSTOMES

ECDYSOZOAN

LOPHOTROCHOZOAN

WORMS

ARTHROPODS

SPIDERS

LOBSTERS

INSECTS

CRABS

CENTIPEDES

BRACHIOPODS

WORMS

MARINE

RIBBON

FLAT

EARTH

MOLLUSKS

CLAMS

SQUID

SNAILS