Lab 1: Chordate/Vertebrate Synapomorphies

Question 1

(Phylum) Chordata

Answer 1

1) notochord
2) dorsal nerve cord
3) pharyngeal slits
4) endostyle
5) post-anal tail

Question 2

(Subphylum) Vertebrata

Answer 2

1) skull
2) neural crest
3) neurogenic placodes
4) tripartite brain
5) cranial nerves
6) gills
7) digestive system regionally differentiated