AP+BIo

=** Chordate Characteristics **=

Tunicates & Lancelets

** Jawless Vertebrates **

 * CHONDRICHTHYES

** OSTEICHTYES

AMPHIBIA

REPTILIA

AVES


 * MAMMALIA

** =** Invertebrates: **= = =
 * PORIFERA **

CNIDARIA & CTENOPHORES


 * PLATYHELMINTHES **


 * ROTIFERS **


 * NEMATODA **

MOLLUSCA ** ANNELIDA **

** ARTHROPODA ** ( INSECTA)
** ARTHROPODA ** (ALL EXPEPT INSECTA) BRYZOA & BRACHIOPODA

ECHINODERMATA