order Cydippea vs order Cydippidea

order Cydippea and order Cydippidea both are nouns.

Word	Noun	Adjective	Verb	Adverb
order Cydippea	Yes	No	No	No
order Cydippidea	Yes	No	No	No

As nouns, order Cydippea and order Cydippidea are synonyms defined as:

order Cydippea and order Cydippidea: ctenophores having two long pinnate tentacles

Other synonyms of order Cydippea include Cydippea, Cydippida, Cydippidea, order Cydippida.

order Cydippea (noun)	order Cydippidea (noun)
ctenophores having two long pinnate tentacles	ctenophores having two long pinnate tentacles