''Sphenophorus immunis'' is a species of

beetle Beetles are insects that form the Taxonomic rank, order Coleoptera (), in the superorder Holometabola. Their front pair of wings are hardened into wing-cases, elytra, distinguishing them from most other insects. The Coleoptera, with about 40 ...

in the family

Curculionidae The Curculionidae are a family of weevils, commonly called snout beetles or true weevils. They are one of the largest animal families with 6,800 genera and 83,000 species described worldwide. They are the sister group to the family Brentidae. Th ...

. Because the type specimen could not be located, the name once was considered a junior synonym of ''

Sphenophorus venatus ''Sphenophorus venatus'', the hunting billbug, is a species of beetle in the family Dryophthoridae Dryophthorinae is a weevil subfamily within the family Curculionidae. While it is not universally accepted as distinct from other curculionid su ...

'' of authors eing itself a misinterpreted name

References

Dryophthorinae Beetles described in 1832 {{Dryophthorinae-stub