clade Euthyneura clade Nudipleura clade Nudibranchia clade Dexiarchia clade Cladobranchia Cuthona (Hervia) inconspicua Setoeolis inconspicua is a species of sea slug, specifically an aeolid nudibranch.

It is a marine gastropod mollusc in the family Facelinidae.

It is the only species in the genus Setoeolis as identified by Baba & Hamatani, 1965.

[2] The holotype of this species was found at Seto, Kii Province, Japan.

[1] It has been found at sites including Wakasa Bay on the Echizen coast and the Izu Peninsula.