order Cydippea vs order Cydippida

order Cydippea and order Cydippida both are nouns.

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

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

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

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

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