Cucujoidea is a superfamily of beetles. This group formerly included all of the families now included in the superfamily Coccinelloidea. They include some fungus beetles and a diversity of lineages of "bark beetles" unrelated to the "true" bark beetles (Scolytinae), which are weevils.
Laemophloeidae, "lined flat bark beetles," is a family in the superfamily Cucujoidea characterized by predominantly dorso-ventrally compressed bodies, head and pronotal discs bordered by ridges or grooves, and inverted male genitalia. Size range of adults is 1–5 mm (0.04–0.2 in) in length. Currently, it contains 40 genera and about 450 species, and is represented on all continents except Antarctica; species richness is greatest in the tropics.
Silvanidae, "silvan flat bark beetles", is a family of beetles in the superfamily Cucujoidea, consisting of 68 described genera and about 500 described species. The family is represented on all continents except Antarctica, and is most diverse at both the generic and species levels in the Old World tropics.
Calpus bacchi is a species of beetles in the family Silvanidae, the only species in the genus Calpus.
Cathartosilvanus is a genus of beetles in the family Silvanidae, containing the following species:
Metacorimus mroczkowskii is a species of beetles in the family Silvanidae, the only species in the genus Metacorimus.
Psammaechidius is a genus of silvanid flat bark beetles in the family Silvanidae. There is one described species in Psammaechidius, P. spinicollis.
Ahasverus is a genus of beetles in the family Silvanidae.
Cathartus quadricollis, the square-necked grain beetle, is a species of beetles in the family Silvanidae, the only species in the genus Cathartus.
Eunausibius is a genus of beetles in the family Silvanidae, containing the following species:
Nausibius is a genus of beetles in the family Silvanidae, containing the following species:
Neosilvanus is a genus of beetles in the family Silvanidae, containing the following species:
Silvanoprus is a genus of beetles in the family Silvanidae, containing the following species:
Silvanopsis is a genus of beetles in the family Silvanidae, containing the following species:
Silvanosoma striatum is a species of beetles in the family Silvanidae, the only species in the genus Silvanosoma.
Synoemis pandani is a species of beetle in the family Silvanidae, the only species in the genus Synoemis.
Protodendrophagus is a genus of beetles in the family Silvanidae. The single described species, Protodendrophagus antipodes, is known only from several localities high in the mountains of South Island, New Zealand, where it has been found under rocks.
Macrohyliota is a genus of beetles in the family Silvanidae. There are six known members of the genus, all occurring in the Asian and Australian regions.
Oryzaephilus acuminatus, is a species of silvan flat bark beetle native to India and Sri Lanka.
Silvanoprus longicollis, is a species of silvan flat bark beetle found in India, Sri Lanka, Malaysia, Java, China, Japan, Madagascar and East Africa.
