Phthorimaea operculella vs splitworm

Phthorimaea operculella and splitworm both are nouns.

Word	Noun	Adjective	Verb	Adverb
Phthorimaea operculella	Yes	No	No	No
splitworm	Yes	No	No	No

As nouns, Phthorimaea operculella and splitworm are synonyms defined as:

Phthorimaea operculella and splitworm: greyish-brown moth whose larva is the potato tuberworm

Other synonyms of Phthorimaea operculella include potato moth, potato tuber moth.

Phthorimaea operculella (noun)	splitworm (noun)
greyish-brown moth whose larva is the potato tuberworm	greyish-brown moth whose larva is the potato tuberworm
larva of potato moth; mines in leaves and stems of e.g. potatoes and tobacco