bony fish, scales, gills

examples: ray finned, lungfish

diploblastic, invertabrate, marine

example: sponge

bilaterial symmtry, no organs,

example: flatworms, tapeworms

lay eggs, hair

ex: platypus

head + thorax, abdomen

antennal

wings + legs

Amphibian

Aquatic + Land

Ex. frogs, salamander

Cartilaginous fish with teeth

Oviparous-lay eggs

Oviviparous-lay eggs internal

viviparous-live young

Ex. sharks & rays

no antenna

6 pairs of appendages

Ex. spiders, tics, scorpions

Invertebrates

Tubular neveral chord

Gill pouches

Ex. tunicates, lancelets

Skeleton of ---

Segmented, Jointed

Bilateral sym.

Head + thorax fused

Most aquatic

Wings + legs

Complete digestive tract + organ system

Reprod.  by parthogenesis

Light sensitive eye spots