The Porifera and Cnidaria - State University of New...
Transcript of The Porifera and Cnidaria - State University of New...
The Porifera and Cnidaria
Phylum Porifera
spicules
Choanoflagellates
Porifera
Cnidaria
Ctenophora
Acoelomorpha
LOPHOTROCHOZOA
Rotifera
Platyhelminthes
Annelida
Molluska
ECDYSOZOA
Nematoda
Arthropoda
Echinodermata
Chordata
DEUTEROSTOMES
Segmentation
Radial symmetry
(in adults)
Segmentation
Coelom, cephalization, CNS
Bilateral symmetry
Protostome
development
Segmentation
Loss of
coelom
Bilateral symmetry?
Multicellularity
ANIMALIA
ANIMALIA
BIL
AT
ER
IA
PR
OT
OS
TO
ME
S
DE
UT
ER
OS
TO
ME
S
Choanoflagellates
Fungi
Choanoflagellates compared with sponges
Phylum Cnidaria
Choanoflagellates
Porifera
Cnidaria
Ctenophora
Acoelomorpha
LOPHOTROCHOZOA
Rotifera
Platyhelminthes
Annelida
Molluska
ECDYSOZOA
Nematoda
Arthropoda
Echinodermata
Chordata
DEUTEROSTOMES
Segmentation
Radial symmetry
(in adults)
Segmentation
Coelom, cephalization, CNS
Bilateral symmetry
Protostome
development
Segmentation
Loss of
coelom
Bilateral symmetry?
Multicellularity
ANIMALIA
ANIMALIA
BIL
AT
ER
IA
PR
OT
OS
TO
ME
S
DE
UT
ER
OS
TO
ME
S
Choanoflagellates
Fungi