Synergini is a

tribe The term tribe is used in many different contexts to refer to a category of human social group. The predominant worldwide usage of the term in English language, English is in the discipline of anthropology. This definition is contested, in p ...

gall wasp Gall wasps, also incorrectly called gallflies, are hymenopterans of the family Cynipidae in the wasp superfamily Cynipoidea. Their common name comes from the galls they induce on plants for larval development. About 1,300 species of this generall ...

s in the subfamily

Cynipinae Cynipinae is a subfamily of Gall wasp, gall wasps (Cynipidae). Many of the approximately 1,500 described species cause Gall, galls on Oak, oaks, but some induce galls on other plant species or are Inquiline, inquilines of the gall-inducing specie ...

Genera

The following genera are generally accepted within Synergini: * '' Agastoroxenia'' * '' Lithosaphonecrus'' * '' Saphonecrus'' * ''

Rhoophilus ''Rhoophilus'' is a genus of gall wasp Gall wasps, also incorrectly called gallflies, are hymenopterans of the family Cynipidae in the wasp superfamily Cynipoidea. Their common name comes from the galls they induce on plants for larval develop ...

'' * '' Synergus'' * ''

Ufo An unidentified flying object (UFO), more recently renamed by US officials as a UAP (unidentified aerial phenomenon), is any perceived aerial phenomenon that cannot be immediately identified or explained. On investigation, most UFOs are id ...

'' All of these except ''Lithosaphonecrus'' and ''Rhoophilus'' are found in the eastern

Palearctic realm The Palearctic or Palaearctic is the largest of the eight biogeographic realms of the Earth. It stretches across all of Eurasia north of the foothills of the Himalayas, and North Africa. The realm consists of several bioregions: the Euro-Sibe ...

. ''Synergus'' has the greatest number of species in Synergini. A reworking of the entire

Cynipidae Gall wasps, also incorrectly called gallflies, are hymenopterans of the family Cynipidae in the wasp superfamily Cynipoidea. Their common name comes from the galls they induce on plants for larval development. About 1,300 species of this genera ...

family published in 2015 transferred three genera formerly included in Synergini to other tribes - '' Ceroptres'' to a tribe of its own (

Ceroptresini Ceroptresini is a Tribe (biology), tribe of Cynipini, oak gall wasps in the Family (biology), family Gall wasp, Cynipidae, and includes two Genus, genera: ''Ceroptres'' and ''Buffingtonella''. All but one of the 22 species currently recognized ar ...

), and '' Periclistus'' and '' Synophromorpha'' to Diastrophini.

Gall use

Members of Synergini have lost the ability to create their own

gall Galls (from the Latin , 'oak-apple') or ''cecidia'' (from the Greek , anything gushing out) are a kind of swelling growth on the external tissues of plants, fungi, or animals. Plant galls are abnormal outgrowths of plant tissues, similar to be ...

s, and instead make use of galls left behind by other wasps. As a result, they are classified as inquilines.Melika G, Ros-Farré P, Pénzes Z, Ács Z, Pujade-Villar J 2005
Ufo abei Melika et Pujade-Villar (Hymenoptera: Cynipidae: Synergini) new genus and new species from Japan.
Acta Zoologica Academiae Scientiarum Hungaricae 51 (4), 313–327. Species in Synergini usually make use of galls made by wasps in

Cynipini.

References

Cynipidae Hymenoptera tribes {{Wasp-stub