''Cerambycinus dubius'' is a species of

Jurassic The Jurassic ( ) is a Geological period, geologic period and System (stratigraphy), stratigraphic system that spanned from the end of the Triassic Period million years ago (Mya) to the beginning of the Cretaceous Period, approximately Mya. The J ...

beetle Beetles are insects that form the order Coleoptera (), in the superorder Endopterygota. Their front pair of wings are hardened into wing-cases, elytra, distinguishing them from most other insects. The Coleoptera, with about 400,000 describ ...

in the family Cerambycidae, and the only species in the genus ''Cerambycinus''. It is known from Solnhofen Limestone. It was described by Münster in 1839.Germar E. F. 1839. Die versteinerten Insecten Solenhofens. Nova Acta Physico-Medica Academiae Caesareae Leopoldino-Carolinae Naturae Curiosorum 19(1):187-222 Its body length was about 2 cm.

References

† Fossil taxa described in 1839 Extinct beetles {{Lamiinae-stub