what is the difference between hemichordata and chordata - Biology - Animal Kingdom

Question

what is the difference between hemichordata and chordata?

Meera Revankar · Accepted Answer

Hemichordates
Chordates

1 They are exclusively marine and small forms and primitive in
nature
1 These are found in all type of environments and include small
as well as large forms,these are advanced

2 Brain, cranium, vertebral column,jaws and paired appendages
are absent
2 They process brain,cranium ,vertebral column jaws

3 Body is vermiform and have a large proboscis
3 They have a well formed body with a skeletal system and
muscles attached

4 They do not have a notochord
4 These have a notochord

Hemichordates	Chordates
1 They are exclusively marine and small forms and primitive in nature	1 These are found in all type of environments and include small as well as large forms,these are advanced
2 Brain, cranium, vertebral column,jaws and paired appendages are absent	2 They process brain,cranium ,vertebral column jaws.
3 Body is vermiform and have a large proboscis	3 They have a well formed body with a skeletal system and muscles attached
4 They do not have a notochord	4 These have a notochord