Biology/Zoology Lab Help

A return to a radiate form: Echinodermata

Species Pharyngeal slits Adult dorsal nerve cord Jaws Bony skeleton Eyes Gills Teeth Deuterostome Closed circulatory system Complete digestion system Total
Urochordata
Tunicates

1 0 0 0 0 0 0 0 0 1 0 0 1 3
Placoderms
Jawed fish

1 1 0 1 1 0 1 1 0 1 1 1 1 10
Myxini
Hagfish

1 1 1 0 0 0 0 1 1 1 0 1 1 8
Cephalochordata
Lancelets

1 1 0 0 0 0 0 1 0 1 0 1 1 6
Chondrichthes
Shark

1 1 0 1 1 0 1 1 1 1 1 1 1 11
Petromyzontidae
Lamprey

1 1 1 0 0 0 1 1 1 1 0 1 1 9
Ostracoderms
Jawless fish

1 1 0 0 0 0 1 1 0 1 1 1 1 8
Actinopterygii
Most fish

1 1 0 1 1 1 1 1 1 1 1 1 1 12
Sarcopterygii
Coelocanth

1 1 0 1 1 1 1 1 1 1 1 1 1 12
Echinoderm
Star fish

0 0 0 0 0 0 0 0 0 1 0 0 1 2

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