craniate vs amniote

craniate and amniote both are nouns.

Word	Noun	Adjective	Verb	Adverb
craniate	Yes	No	No	No
amniote	Yes	No	No	No

As nouns, amniote is a hyponym of craniate; that is, amniote is a word with a more specific, narrower meaning than craniate:

craniate: animals having a bony or cartilaginous skeleton with a segmented spinal column and a large brain enclosed in a skull or cranium
amniote: any member of the Amniota

craniate (noun)	amniote (noun)
animals having a bony or cartilaginous skeleton with a segmented spinal column and a large brain enclosed in a skull or cranium	any member of the Amniota