spongefly vs neuropteron

spongefly and neuropteron both are nouns.

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

As nouns, neuropteron is a hypernym of spongefly; that is, neuropteron is a word with a broader meaning than spongefly:

spongefly: hairy-bodied insect whose larvae feed on freshwater sponges
neuropteron: insect having biting mouthparts and four large membranous wings with netlike veins

Other hypernyms of spongefly include neuropteran, neuropterous insect.

spongefly (noun)	neuropteron (noun)
hairy-bodied insect whose larvae feed on freshwater sponges	insect having biting mouthparts and four large membranous wings with netlike veins