class Tentaculata vs Tentaculata

class Tentaculata and Tentaculata both are nouns.

Word	Noun	Adjective	Verb	Adverb
class Tentaculata	Yes	No	No	No
Tentaculata	Yes	No	No	No

As nouns, class Tentaculata and Tentaculata are synonyms defined as:

class Tentaculata and Tentaculata: ctenophores have retractile tentacles

class Tentaculata (noun)	Tentaculata (noun)
ctenophores have retractile tentacles	ctenophores have retractile tentacles