neuropteron vs neuropteran

neuropteron and neuropteran both are nouns.

Word	Noun	Adjective	Verb	Adverb
neuropteron	Yes	No	No	No
neuropteran	Yes	No	No	No

As nouns, neuropteron and neuropteran are synonyms defined as:

neuropteron and neuropteran: insect having biting mouthparts and four large membranous wings with netlike veins

Other synonyms of neuropteron include neuropterous insect.

neuropteron (noun)	neuropteran (noun)
insect having biting mouthparts and four large membranous wings with netlike veins	insect having biting mouthparts and four large membranous wings with netlike veins