As adjectives the difference between invertebrate and heterogangliate
is that invertebrate is lacking a backbone while heterogangliate is having the ganglia of the nervous system arranged in an asymmetrical manner; said of certain invertebrate animals.
As a noun invertebrate
is an animal without vertebrae, ie backbone.
heterogangliate
English
Adjective
(-)
Having the ganglia of the nervous system arranged in an asymmetrical manner; said of certain invertebrate animals.