Ipini is a

tribe The term tribe is used in many different contexts to refer to a category of human social group. The predominant worldwide use of the term in English is in the discipline of anthropology. The definition is contested, in part due to conflict ...

bark beetle A bark beetle is the common name for the subfamily of beetles Scolytinae. Previously, this was considered a distinct family (Scolytidae), but is now understood to be a specialized clade of the "true weevil" family (Curculionidae). Although th ...

s. It is a

monophyletic In biological cladistics for the classification of organisms, monophyly is the condition of a taxonomic grouping being a clade – that is, a grouping of organisms which meets these criteria: # the grouping contains its own most recent co ...

group. Beetles of this tribe specialize on

conifers Conifers () are a group of cone-bearing seed plants, a subset of gymnosperms. Scientifically, they make up the division Pinophyta (), also known as Coniferophyta () or Coniferae. The division contains a single extant class, Pinopsida. All e ...

. Many species, such as the six-spined engraver beetle (''Ips sexdentatus'') and the European spruce bark beetle (''Ips typographus''), produce galleries in wood for their eggs and

larva A larva (; : larvae ) is a distinct juvenile form many animals undergo before metamorphosis into their next life stage. Animals with indirect development such as insects, some arachnids, amphibians, or cnidarians typically have a larval phase ...

e. Almost all beetles in this tribe have polygynous mating systems with

harems A harem is a domestic space that is reserved for the women of the house in a Muslim family. A harem may house a man's wife or wives, their pre-pubescent male children, unmarried daughters, female domestic Domestic worker, servants, and other un ...

of females. An exception is the monogamous '' Ips latidens''.Reid, M. (1999)
Monogamy in the bark beetle ''Ips latidens'': ecological correlates of an unusual mating system.
''Ecological Entomology'' 24(1), 89–94.

Genera Genus (; : genera ) is a taxonomic rank above species and below family as used in the biological classification of living and fossil organisms as well as viruses. In binomial nomenclature, the genus name forms the first part of the binomial s ...

include: *'' Acanthotomicus'' *'' Ips'' *''

Orthotomicus ''Orthotomicus'' is a genus of typical bark beetles in the family Curculionidae. There are about nine described species in ''Orthotomicus''. Species These nine species belong to the genus ''Orthotomicus'': * ''Orthotomicus caelatus'' (Eichhoff, ...

'' *'' Pityogenes'' *'' Pityokteines'' *'' Pseudips''

References

External links

Ipini.
Fauna Europaea. 2013. Scolytinae Beetle tribes {{Scolytinae-stub