Textbook ExpertVerified Tutor
4 Nov 2021
Background and context
The phylum Chordata includes animals which possess four key characteristics :
- A notochord of mesodermal origin.
- A dorsal hollow nerve cord.
- Pharyngeal slits and a post anal tail.
Presence of these characters in any animal group confirms its position in phylum Chordata.
Unlock all Textbook Solutions
Already have an account? Log in